When your startup disk is full or you see the alert of your disk is almost full on your Mac, you can just try the methods mentioned in this article to free up disk space and remove the warning. If you mistakenly delete important files, you can use Stellar Data Recovery for Mac to get them back.
- How To Free Up Other Space On Mac
- How To Free Up Other Space On Mac Hard Drive
- How To Free Up Other Space On Mac
- How To Clear Space On Macbook
How to Clean Your Mac's Hard Disk Drive?
Save space on your Mac by storing your content in iCloud, using built-in tools to find and remove large files, or manually deleting apps, files, and more. These six classes or categories are documents, photos, movies, audios, applications, Other. How to Clear Disk Space on Mac. Here are 12 free solutions on how to free up disk space on Mac. They are outlined below. Optimize Storage. This is the built-in feature from Mac OS Sierra.
SSD (Solid State Drives) is fast, stable, and offers great performance. Unfortunately, compared to HDDs (Hard Disk Drives), the capacity-to-cost ratio is not good. There are, however, methods to free up hard drives to obtain additional capacity for computer systems, including the macOS.
Certain data and files are important, and you will not want to delete or move them. However, some files are redundant and can be removed without consequences. If you know which files you can safely delete, you can free up this space. Although the Windows operating system is known for inefficient clutter, the macOS also produces unnecessary files that take valuable disk space. In this article, we describe some methods on how to clean macOS disk space.
Video showing How to Obtain Free Space on Your Mac's Drive
Table of Contents:
It is recommended to run a free scan with Combo Cleaner - a tool to detect malware and fix computer errors. You will need to purchase the full version to remove infections and eliminate computer errors. Free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.
Inspect the drive to ensure that the system is running out of free space
Some issues relating to lack of storage might be difficult to determine and can even be a result of fake error logs. So, first, ensure that the system is, in fact, running out of free space. There are two methods to check available space on a hard drive:
1. Access the Apple menu and select About this Mac. Choose the Storage tab.
2. More detailed information can be found within the Disk Utility feature, which is located in the Applications folder under Utilities. Once Disk Utility is launched, select the drive connected to the Mac.
Begin by cleaning Trash
Once you are sure that the drive is actually full, the next step is to simply clean the computer (as if you were cleaning your home: you empty the trash). Open the Finder menu and choose Empty Trash. Bear in mind that some applications, such as Mail, iMovie, iPhoto, and others, have their own Trash. To clean those apps, follow the steps below:
1. Click Mailbox and choose Erase Deleted Items.
2. Select In All Account and Mailbox.
3. Finally click Erase Junk.
Alternatively, to avoid permanently losing your files, choose to archive your emails by following the steps below.
iPhoto
1. Click on iPhoto from the menu at the top of the screen.
2. Choose Empty iPhoto Trash.
iMovie
1. Click on File from the menu on top of your screen.
2. Select Move to Trash or File.
3. Then choose Move Rejected Clipsto Trash.
Clear unnecessary Downloads
The Downloads folder stores all files downloaded from the Internet. Often, these are forgotten after use and continue to use storage space. This is an excellent area to address when looking to free up space on your drive. Delete all redundant Download files.
1. Open Finder.
2. In the sidebar, choose the Downloads folder. Disk image (.dmg) files commonly occupy the most unused storage space.
Remove unused applications
Unused apps in isolation might not take up a great deal of space, but the amount of hard drive storage used by them collectively can be significant. Furthermore, removing apps on Macs is simple, especially those installed through App Store.
1. To delete them, open Launchpad.
2. Click and hold the program's icon you wish to remove.
3. When the icon starts to animate, click the Delete (x) button.
4. To delete any other app, drag the icon to Trash and then empty Trash.
Make space without losing any data
The best way to gain extra space on the Mac is to move non-executable files such as photos, movies, documents, and any large files, to add external storage, for example, an external drive, USB drive, DVD/CD drive, or cloud storage.
Compress large items
Another method to obtain some free space is to compress files. Compressed files remain on the computer but occupy less space. On the other hand, this can be less efficient than deleting or moving files to external storage. To find the largest files on the drive, follow the steps below:
1. Open Finder from the sidebar.
2. Select the Device (the label you provided) and type criteria into the search field.
3. When your search location appears (for example, This Mac), click the Add (+) button.
4. Click the first drop-down menu, and choose Other.
5. Find the logical size option, enable it, and then click OK.
6. Choose the 'is greater than' condition and type the amount (i.e., 50 Mb).
7. To compress items, right-click or hold Control and left-click it, and then select the Compress 'name' option.
If you are using an earlier version of macOS:
1. Click Go from the Finder menu and select Home.
2. Choose File, click Find and open the Find menu.
3. Find the File size option.
4. Choose the 'is greater than' condition and type the amount (i.e., 50 Mb).
5. To compress items, right-click or hold Control and left-click it, and then select the Compress 'name' option.
6. To archive, your emails, open the Mail application and select a folder you wish to archive (e.g., Inbox).
7. Drag it to the desktop. The mbox folder will appear on your desktop.
8. Right-click it or use the Control and left-click combination, and select Compress 'Inbox.mbox'.
9. Now you can delete your messages from Mail.
Delete unnecessary temporary files, system caches, and logs
System stores several System logs and temporary files - deleting them will increase the available space on your drive. To clean the system from this type of file, we recommendCombo Cleaneror other third-party applications.
Clear the browser cache storage
Browsers store website data such as cookies and cache information. Cleaning these hidden files might free up storage space. To clean up Safari, simply click Safari on the menu at the top of the screen and select Clear History. Browsers such as Google Chrome and Mozilla Firefox can be cleaned similarly.
/PowerMyMac /How to Clear System Storage on Mac Effectively
By this time, you might have been experiencing that you are a sort of running out of system storage on your Mac and you may be looking for ways on how to clear system storage on Mac. And one of the first thing that you would do is to check out your disk space for you to see what are the things that are eating up your Mac's system storage.
And once that you view system storage on Mac, you will then be surprised to see a yellow bar that refers to your System which is like occupying more of your space on your Mac, including so many purgeable files to delete. And the worst case is that you actually have no idea what are the things that are included in your system storage.
TIPS:
That is why in this post, we are going to show you how to clear system storage on Mac and what are the things that contain your system storage on your Mac so that you will have better knowledge on what are the things that you should be removed from your Mac.
Article GuidePart 1. What Dose System Storage Mean on Mac?Part 2. How Do I Free up System Storage on My Mac Automatically?Part 3. How to Clear System Storage on Mac Manually?Part 4. In Conclusion
Part 1. What Dose System Storage Mean on Mac?
What Is System Storage on Mac?
The files that actually your system storage of your Mac contains are all of those junks that you actually do not need on your Mac. This can be your System Cache, Application Cache, System Logs, User Logs, and more.
Why Is My Mac System Storage So Big?
Why is there so much system storage on my Mac? These files are stored on your Mac every time that you are making a download, or saving new files on your Mac. This can be your email attachments, iTunes movie, and more. Some of these files are saving large files that is why it can take up your system storage quickly.
Furthermore, Your 'System' and 'Library' folders are the main storage locations. Therefore, if your 'system' takes up a lot of space, Time Machine snapshots are most likely stored on your Mac.
Now you know what is system storage, but how to clear system storage on Mac so that you can free up more space to save other files you desired? macOS comes with a feature to optimize your storage: turn to “About this Mac” > choose Storage > click Manage button, then you will see Store in iCloud, Optimize Storage, Empty Trash Automatically, and Reduce Clutter. You can make use of these options to reduce the system storage on your Mac first.
Part 2. How Do I Free up System Storage on My Mac Automatically?
There are methods to clean Mac system storage manually we will talk about in the next part, but they surely take more time and effort as you will be needing to go through your Mac one by one.
However, there is a better way for you to free up system storage Mac. You will be able to clear your Mac’s system storage in no time.
All the methods on how to clear system storage on Mac that we have included in the next part can all be done just by one program – the iMyMac PowerMyMac. This program is considered to be a Mac system storage cleanup tool that you can use to reduce system storage on Mac by removing all junk files.
Using the PowerMyMac will allow you to choose all the junks or files that you no longer need on your Mac and clean them. You can decide what to remove or not, so you will be assured that none of your important files will be deleted without you knowing it. Then how to get rid of system storage on Mac with PowerMyMac?
Here is how to clear system storage on Mac with PowerMyMac.
- Download and install PowerMyMac on your Mac, then launch it.
- Launch the iMyMac Program
- Select the Master Scan module to clear your Mac’s system storage by deleting System Cache, Application Cache, System Logs, User Logs, etc.
- After scanning, mark all the files that you would want to clean and click on the “Clean” button.
So there you have the easy way on how to clear system storage on Mac with just a few clicks using PowerMyMac. You can also try the other options that the program has to clean up other things like duplicate photos on your Mac. This will then boost the performance of your Mac and at the same time, you will be able to gain more of your system storage back.
Part 3. How to Clear System Storage on Mac Manually?
Method #1. Delete Time Machine Backups
Not only will Time Machine backups be stored on an external drive, but macOS will also keep a backup copy on your startup drive so that you can restore files when the external drive is unavailable. You may need to delete your Time Machine backups when your Mac is run out of system storage. Check the steps below:
- Launch Terminal and type this command:
tmutil listlocalsnapshotdates - Press the Return button then you will see a list of Time Machine backups listed by date.
- Type the command:
tmutil deletelocalsnapshots NAME(NAME is the name of one of the listed backups). - Press the Return button again.
- You can repeat step 3 and step 4 to remove those backups you'd like to clear out.
Method #2. Clean Up Your Mac's Cache
Caches are one of the biggest culprits as to why your Mac’s system storage is getting full. So for you to know how to delete system storage on Mac, go ahead and clean up your Mac’s cache:
- Launch Finder on your Mac.
- Then go ahead and click on “Go to folder”.
- From there, go ahead and type in ~/Library/Caches then remove all the files that are taking up most space.
- After that, go ahead and click on “Go to folder”.
- Then type in /Library/Cache and then once more, go ahead and remove all the files that are taking up most space.
Method #3. Remove Your Old iTunes Library Backups
Whenever you make a backup on your iTunes, the more backup file is stored on your Mac. And with that, these backups that you no longer use will be piled up on your Mac and this can cause your system storage to get full as well.
So, for you to remove system storage on Mac, go ahead and remove all those old iTunes Backup that you no longer need:
- Go ahead and launch Finder on your Mac.
- Then go ahead and click on the “Go” button located at the menu bar.
- Then choose “Go to Folder”.
- Then go ahead and enter the following: ~/Music/iTunes/Previous iTunes Libraries
- Once done, you will be able to see all of your iTunes back-ups. The date they were made is also indicated so you can go ahead and choose your old backups and delete them.
/img_03.png?width=650&name=img_03.png "Free up disk space on macbook air")
Method #4. Take Out All Unused Applications
This method is one of the most common ways on how to clear system storage on Mac. All you have to do is to go through all of the applications that you have on your Mac and sort out which are the ones that you no longer use and uninstall them. You just have to make sure that you are removing them correctly and not just by merely dragging them over to your Trash bin.
You have to make sure that when you uninstall any application on your Mac that you no longer need, you should also find all the files or folders that are associated with that application. If not, then you are still leaving data behind and that will still eat up space on your Mac.
Method #5. Clean Up Your Photo Library
Photos are one of the most common data that we have on our Mac. And keeping them is keeping memories. However, these photos actually take up more space on your Mac’s system storage. So you have to make sure that you sort things out.
So how to clear space on Mac system? You can delete all the photos that you think you no longer need and as well as those photos that have more than one copy. You also have the option to transfer them over to another hard drive or USB drive for you to free up space on your Mac.
Method #6. Delete Any Old iOS Backup
Just like your iTunes backup, the old iOS backup that you have on your Mac is also one of the reasons as to why your Mac’s system storage is getting full. That is why it is a good idea that you should also remove your old iOS backup from your Mac. Let's check the steps on how to clear system storage on Mac below:
- Go ahead and launch Finder on your Mac.
- After that, go ahead and click on the “Go” button located at the menu bar.
- From there, go ahead and choose “Go to folder”.
- Then once that you are in, go ahead and type the following: ~/Library/Application Support/MobileSync/Backup
Once that you have opened the window, go ahead and choose all the old iOS backup that you have on your Mac. Dates of the backup are already indicated so that you will be able to know which of them are the old ones.
Inspect the drive to ensure that the system is running out of free space
Some issues relating to lack of storage might be difficult to determine and can even be a result of fake error logs. So, first, ensure that the system is, in fact, running out of free space. There are two methods to check available space on a hard drive:
1. Access the Apple menu and select About this Mac. Choose the Storage tab.
2. More detailed information can be found within the Disk Utility feature, which is located in the Applications folder under Utilities. Once Disk Utility is launched, select the drive connected to the Mac.
Begin by cleaning Trash
Once you are sure that the drive is actually full, the next step is to simply clean the computer (as if you were cleaning your home: you empty the trash). Open the Finder menu and choose Empty Trash. Bear in mind that some applications, such as Mail, iMovie, iPhoto, and others, have their own Trash. To clean those apps, follow the steps below:
1. Click Mailbox and choose Erase Deleted Items.
2. Select In All Account and Mailbox.
3. Finally click Erase Junk.
Alternatively, to avoid permanently losing your files, choose to archive your emails by following the steps below.
iPhoto
1. Click on iPhoto from the menu at the top of the screen.
2. Choose Empty iPhoto Trash.
iMovie
1. Click on File from the menu on top of your screen.
2. Select Move to Trash or File.
3. Then choose Move Rejected Clipsto Trash.
Clear unnecessary Downloads
The Downloads folder stores all files downloaded from the Internet. Often, these are forgotten after use and continue to use storage space. This is an excellent area to address when looking to free up space on your drive. Delete all redundant Download files.
1. Open Finder.
2. In the sidebar, choose the Downloads folder. Disk image (.dmg) files commonly occupy the most unused storage space.
Remove unused applications
Unused apps in isolation might not take up a great deal of space, but the amount of hard drive storage used by them collectively can be significant. Furthermore, removing apps on Macs is simple, especially those installed through App Store.
1. To delete them, open Launchpad.
2. Click and hold the program's icon you wish to remove.
3. When the icon starts to animate, click the Delete (x) button.
4. To delete any other app, drag the icon to Trash and then empty Trash.
Make space without losing any data
The best way to gain extra space on the Mac is to move non-executable files such as photos, movies, documents, and any large files, to add external storage, for example, an external drive, USB drive, DVD/CD drive, or cloud storage.
Compress large items
Another method to obtain some free space is to compress files. Compressed files remain on the computer but occupy less space. On the other hand, this can be less efficient than deleting or moving files to external storage. To find the largest files on the drive, follow the steps below:
1. Open Finder from the sidebar.
2. Select the Device (the label you provided) and type criteria into the search field.
3. When your search location appears (for example, This Mac), click the Add (+) button.
4. Click the first drop-down menu, and choose Other.
5. Find the logical size option, enable it, and then click OK.
6. Choose the 'is greater than' condition and type the amount (i.e., 50 Mb).
7. To compress items, right-click or hold Control and left-click it, and then select the Compress 'name' option.
If you are using an earlier version of macOS:
1. Click Go from the Finder menu and select Home.
2. Choose File, click Find and open the Find menu.
3. Find the File size option.
4. Choose the 'is greater than' condition and type the amount (i.e., 50 Mb).
5. To compress items, right-click or hold Control and left-click it, and then select the Compress 'name' option.
6. To archive, your emails, open the Mail application and select a folder you wish to archive (e.g., Inbox).
7. Drag it to the desktop. The mbox folder will appear on your desktop.
8. Right-click it or use the Control and left-click combination, and select Compress 'Inbox.mbox'.
9. Now you can delete your messages from Mail.
Delete unnecessary temporary files, system caches, and logs
System stores several System logs and temporary files - deleting them will increase the available space on your drive. To clean the system from this type of file, we recommendCombo Cleaneror other third-party applications.
Clear the browser cache storage
Browsers store website data such as cookies and cache information. Cleaning these hidden files might free up storage space. To clean up Safari, simply click Safari on the menu at the top of the screen and select Clear History. Browsers such as Google Chrome and Mozilla Firefox can be cleaned similarly.
/PowerMyMac /How to Clear System Storage on Mac Effectively
By this time, you might have been experiencing that you are a sort of running out of system storage on your Mac and you may be looking for ways on how to clear system storage on Mac. And one of the first thing that you would do is to check out your disk space for you to see what are the things that are eating up your Mac's system storage.
And once that you view system storage on Mac, you will then be surprised to see a yellow bar that refers to your System which is like occupying more of your space on your Mac, including so many purgeable files to delete. And the worst case is that you actually have no idea what are the things that are included in your system storage.
TIPS:
That is why in this post, we are going to show you how to clear system storage on Mac and what are the things that contain your system storage on your Mac so that you will have better knowledge on what are the things that you should be removed from your Mac.
Article GuidePart 1. What Dose System Storage Mean on Mac?Part 2. How Do I Free up System Storage on My Mac Automatically?Part 3. How to Clear System Storage on Mac Manually?Part 4. In Conclusion
Part 1. What Dose System Storage Mean on Mac?
What Is System Storage on Mac?
The files that actually your system storage of your Mac contains are all of those junks that you actually do not need on your Mac. This can be your System Cache, Application Cache, System Logs, User Logs, and more.
Why Is My Mac System Storage So Big?
Why is there so much system storage on my Mac? These files are stored on your Mac every time that you are making a download, or saving new files on your Mac. This can be your email attachments, iTunes movie, and more. Some of these files are saving large files that is why it can take up your system storage quickly.
Furthermore, Your 'System' and 'Library' folders are the main storage locations. Therefore, if your 'system' takes up a lot of space, Time Machine snapshots are most likely stored on your Mac.
Now you know what is system storage, but how to clear system storage on Mac so that you can free up more space to save other files you desired? macOS comes with a feature to optimize your storage: turn to “About this Mac” > choose Storage > click Manage button, then you will see Store in iCloud, Optimize Storage, Empty Trash Automatically, and Reduce Clutter. You can make use of these options to reduce the system storage on your Mac first.
Part 2. How Do I Free up System Storage on My Mac Automatically?
There are methods to clean Mac system storage manually we will talk about in the next part, but they surely take more time and effort as you will be needing to go through your Mac one by one.
However, there is a better way for you to free up system storage Mac. You will be able to clear your Mac’s system storage in no time.
All the methods on how to clear system storage on Mac that we have included in the next part can all be done just by one program – the iMyMac PowerMyMac. This program is considered to be a Mac system storage cleanup tool that you can use to reduce system storage on Mac by removing all junk files.
Using the PowerMyMac will allow you to choose all the junks or files that you no longer need on your Mac and clean them. You can decide what to remove or not, so you will be assured that none of your important files will be deleted without you knowing it. Then how to get rid of system storage on Mac with PowerMyMac?
Here is how to clear system storage on Mac with PowerMyMac.
- Download and install PowerMyMac on your Mac, then launch it.
- Launch the iMyMac Program
- Select the Master Scan module to clear your Mac’s system storage by deleting System Cache, Application Cache, System Logs, User Logs, etc.
- After scanning, mark all the files that you would want to clean and click on the “Clean” button.
So there you have the easy way on how to clear system storage on Mac with just a few clicks using PowerMyMac. You can also try the other options that the program has to clean up other things like duplicate photos on your Mac. This will then boost the performance of your Mac and at the same time, you will be able to gain more of your system storage back.
Part 3. How to Clear System Storage on Mac Manually?
Method #1. Delete Time Machine Backups
Not only will Time Machine backups be stored on an external drive, but macOS will also keep a backup copy on your startup drive so that you can restore files when the external drive is unavailable. You may need to delete your Time Machine backups when your Mac is run out of system storage. Check the steps below:
- Launch Terminal and type this command:
tmutil listlocalsnapshotdates - Press the Return button then you will see a list of Time Machine backups listed by date.
- Type the command:
tmutil deletelocalsnapshots NAME(NAME is the name of one of the listed backups). - Press the Return button again.
- You can repeat step 3 and step 4 to remove those backups you'd like to clear out.
Method #2. Clean Up Your Mac's Cache
Caches are one of the biggest culprits as to why your Mac’s system storage is getting full. So for you to know how to delete system storage on Mac, go ahead and clean up your Mac’s cache:
- Launch Finder on your Mac.
- Then go ahead and click on “Go to folder”.
- From there, go ahead and type in ~/Library/Caches then remove all the files that are taking up most space.
- After that, go ahead and click on “Go to folder”.
- Then type in /Library/Cache and then once more, go ahead and remove all the files that are taking up most space.
Method #3. Remove Your Old iTunes Library Backups
Whenever you make a backup on your iTunes, the more backup file is stored on your Mac. And with that, these backups that you no longer use will be piled up on your Mac and this can cause your system storage to get full as well.
So, for you to remove system storage on Mac, go ahead and remove all those old iTunes Backup that you no longer need:
- Go ahead and launch Finder on your Mac.
- Then go ahead and click on the “Go” button located at the menu bar.
- Then choose “Go to Folder”.
- Then go ahead and enter the following: ~/Music/iTunes/Previous iTunes Libraries
- Once done, you will be able to see all of your iTunes back-ups. The date they were made is also indicated so you can go ahead and choose your old backups and delete them.
Method #4. Take Out All Unused Applications
This method is one of the most common ways on how to clear system storage on Mac. All you have to do is to go through all of the applications that you have on your Mac and sort out which are the ones that you no longer use and uninstall them. You just have to make sure that you are removing them correctly and not just by merely dragging them over to your Trash bin.
You have to make sure that when you uninstall any application on your Mac that you no longer need, you should also find all the files or folders that are associated with that application. If not, then you are still leaving data behind and that will still eat up space on your Mac.
Method #5. Clean Up Your Photo Library
Photos are one of the most common data that we have on our Mac. And keeping them is keeping memories. However, these photos actually take up more space on your Mac’s system storage. So you have to make sure that you sort things out.
So how to clear space on Mac system? You can delete all the photos that you think you no longer need and as well as those photos that have more than one copy. You also have the option to transfer them over to another hard drive or USB drive for you to free up space on your Mac.
Method #6. Delete Any Old iOS Backup
Just like your iTunes backup, the old iOS backup that you have on your Mac is also one of the reasons as to why your Mac’s system storage is getting full. That is why it is a good idea that you should also remove your old iOS backup from your Mac. Let's check the steps on how to clear system storage on Mac below:
- Go ahead and launch Finder on your Mac.
- After that, go ahead and click on the “Go” button located at the menu bar.
- From there, go ahead and choose “Go to folder”.
- Then once that you are in, go ahead and type the following: ~/Library/Application Support/MobileSync/Backup
Once that you have opened the window, go ahead and choose all the old iOS backup that you have on your Mac. Dates of the backup are already indicated so that you will be able to know which of them are the old ones.
Part 4. In Conclusion
As you can see, it is an easy thing to do on how to clear system storage on Mac. Though doing this manually will take more time and effort. But all thanks to the PowerMyMac, you will be saving more of your time and effort as it will only need a few clicks to do the cleaning process and optimize system storage.
Make it a habit of cleaning up your Mac every now and then so that you will not be able to experience having full storage and a slow Mac. Remember, cleaning up all the files and other things that you no longer need will sure be a great help for the performance of your Mac.
Last Tip: If you want to reduce the “system” storage size on your iPhone or iPad, just turn to the provided link to check how to free up system storage on iPhone.
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