What to do when your iPhone storage is almost full? Here are 6 useful tips on how to clear disk space on your Mac.

1. 12 Ways to Keep Your Mac Cleaning

2. Feel your Mac running slow & disk is almost full?
Luckily there are quick and easy ways to free up space on your
hard drive. Here’s how to clean up your Mac and reclaim some
drive space.
 Eliminate system junk files
 Clear browser cache
 Detect and delete duplicate files
 Empty multiple Mac Trash Bins
 Uninstall application and remove leftover files
 Manage startup items
 Clear up memory
Instead of doing everything manually. You can get rid of the junk on
your Mac thanks to the specially developed cleaning apps, free or paid.
Usually. They can.

3. There are simple methods to gain free space:
 1. Empty trash bins

4. 2. Clean the desktop
 All that stuff on the
Desktop that you are
too lazy to sort out

5. 3. Archive your files
 Things you wish to have on your Mac, but don’t often use.

6. 4. Clear Downloads folder
 Whenever you’ve downloaded from the Internet and no
longer need, clear them to free up space on Mac.

7. 5. Uninstall useless apps
 Delete applications you’ll never launch again.

8. 6. Optimize storage
 Click the Apple menu in the upper-left corner. Then choose About This
Mac and then Storage tab. Click the Manage button to see recommendations
for optimizing your storage.
 To enable the Optimize Storage, click on Optimize…

9. 7. Clean out old iPhoto library
 Remove duplicate images from outdated iPhoto Libraries.

10. 8. Delete old Backup files
 In Finder, under the General tab, click Manage Backups to see a
list of your backups. From here, select the backup that you want,
then select Delete.
 Or in iTunes, choose Preferences, then click Devices. From here,
click on the backup that you want, then choose Delete.
 Click Delete Backup, then confirm.

11. 9. Clean out Mac's cache
 Follow the below steps to clean these annoying the temporary log
files and caches saved from web browsing and general use.
 Your web browser has a built-in option to clear out browsing data
that you can use to quickly clear up a bit of space.

12. There are a lot of other temporary files on your
system, which you can see by opening up Finder.
 In Menu choose Go > Go to Folder (or use shortcut Shift +
Cmd + G).
 In a window appeared, use ~/Library/Caches to get to the
cache folder.

13. 10. Remove Language Resources
Language Resources is the data stored by apps for different
languages. You can remove all unused languages in your apps.

14. 11. Find big files that occupy the most space
Detecting files that take up most of hard drive’s space.
To find large files on macOS Sierra:
 1. Go to Apple Menu (an apple icon in the left bottom
corner) and choose About This Mac.
 2. Switch to the Storage tab. Here you will see a Manage
button in the right corner. Click this button.

15. In the Storage Optimizing Recommendations Windows
 Go to Reduce Clutter and click Review files to view the
largest files and old files that are longer required.
 Then select a file. Click Delete... and then confirm to
remove it from your Mac.

16. 12. Consider buying a new drive & upgrading RAM

17. See: https://www.isumsoft.com/apple/how-to-free-
up-space-on-mac.html