System backup is one of the most useful Windows features, but many users encounter errors while trying to perform a system backup and it fails to complete with various types of error codes. However, there is no need to worry if you are affected by this bug as this article here covers a working solution to fix this problem.
Fix 1: Changing the maximum usage
1. Press Tasto Windows + R together to open run.
2. Write sysdm.cpl into it and click ok.
3. Click system protection Tab and then click Configure.
4. Make sure that Turn on system protection is selected.
5. Slide the maximum usage slider and hold it up to 10-15% gamma.
Fix 2: Run System Check
1. Right-click drive C and click Property.
2. Click Tools Tab and then click Check.
3. Follow the on-screen instructions to scan the drive.
4. Next, Search cmd in the Windows 10 search box.
5. Right-click and Run as administrator.
6. Run the command given below in the command prompt.
SFC / scannow
7. When the process is complete, run this command again in the Command Prompt window.
DISM / Online / Cleanup Image / RestoreHealth
8. Wait for the command to run completely.
Fix 3: get rid of the EFI partition
Warning: this method will delete all data on the disk
1. Open Command Prompt like admin.
2. Type DISKPART and hit enter.
3. Now type cast disk and hit enter key.
4. select disk "0" where 0 is the backup disk.
5. Now, run the command given below.
clean create partition primary
6. Once you reach the disk management console, right-click the backup drive, then choose the format (NTFS) and then right-click again.
once a volume is created, the drive letter also changes.
Now try the backup process again.