How to set the folder password for Huawei mobile phone?

Huawei mobile phone password settings for folders are as follows:

The materials we need are: Huawei P 10 mobile phone and file management app.

1. First, turn on the phone, click "File Management", and find the file to be encrypted in the file management.

2. Then select the file to encrypt.

3. After selecting a file, the menu of function options pops up, and click the "Encrypt" button below.

4. Then enter the password to be encrypted.