Huawei failed to paste. Unable to obtain read and write permissions for external storage.

The solutions to this situation include checking the permissions of the mobile phone, restarting the mobile phone, and emptying the application cache.

1. Check whether the storage permission is turned on: enter the phone settings, find the application management, select the application that needs to use the storage permission, and check whether the storage permission is turned on.

2, restart the phone: Sometimes restarting the phone can solve some permissions problems.

3. Clear the application cache: enter the mobile phone settings, find the application management, select the application that needs to use the storage permission, click the storage, and select Clear the cache.