How do I delete a device backup?

How do I delete a device backup?
You can free up cloud service storage by removing a cloud backup of a device, such as one you no longer own.If you are restoring a device through a cloud backup, you must wait until the restore operation is complete before deleting the backup.
Operation Mode
1. On Mi phone, please go to "Setting" > "Mi account" > "Mi cloud service" > "Homescreen cloud backup" > "Backup management".
2. Select the name of the device you do not need to back up, and then click Delete.
[Warning] Device backup cannot be restored after deletion.
If the backup data cannot be deleted, the following methods can be used:
1. If the current version is an older MIUI version, please try to upgrade the system to the latest MIUI version (after upgrading, if it still cannot be solved, manual feedback can be conducted according to Method 2).
2. If the current version is the latest MIUI version, open the mobile desktop, click the "Service and Feedback" APP, submit feedback and provide Mi account, and relevant personnel will follow up and deal with it.
[Note] If you encounter the problem that the backup data cannot be deleted, you can try to upgrade the system to the latest MIUI version.
 
Other relative questions:
1. When backing up, what should I do if there is insufficient cloud space?
When there is insufficient storage in the cloud space, you will not be able to use cloud service functions such as synchronization and backup.You can upgrade Mi cloud service storage space or delete unwanted data from the cloud.
[Warning] Delete the data that has been synchronized to the cloud, and the corresponding data in all devices that you have enabled cloud synchronization will also be deleted.
2. How often do you back up?
After automatic backup is turned on, ordinary users will take backup once every 7 days, and members will take backup once every day.
3. What if the backup data cannot be deleted?
Try the following solutions:
1. If the current version is an older MIUI version, please try to upgrade the system to the latest MIUI version (after upgrading, if it still cannot be solved, manual feedback can be conducted according to Method 2).
2. If the current version is the latest MIUI version, open the mobile desktop, click the "Service and Feedback" APP, submit feedback and provide Mi account, and relevant personnel will follow up and deal with it.