We can use the following method to set the fingerprint backup password:
1. Click set in.
2. Click lock screen and fingerprint in settings.
3. Then we can find the unlock type on the page ].
4. Enter the backup password of the fingerprint lock to verify your identity. The backup password of the fingerprint lock here is "hybrid password", so you need to enter the hybrid password.
5. Click the "fingerprint" option on the page and click it to open the page.
6. Select the backup password type for fingerprint modification as needed. Here, change the backup lock of "hybrid password" to "digital password"
For example, click digital password ].
7. Enter your new backup password and click continue ].
8. Enter your new password again and click OK ].
9. The backup password has been changed. However, the screen lock is still fingerprint, but the fingerprint backup password is changed.