You can bypass the moments when you lock yourself out of your Bravis Biz phone by performing a “hard reset” (also known as a factory reset). When you do this, you will erase all the data that you had stored in your Bravia Biz phone.
To perform a hard reset on your Bravis Biz phone, follow these steps:
1. Turn off the phone
2. Press and hold the “Volume Up” and “Volume Down” buttons and then press the “Power” button to turn the phone on. The word Start with an illustration of an arrow around it will appear.
3. Press the “Volume Down” button until the Recovery/Wipe data option comes.
4. Press the “Power” button to confirm the Recovery/Wipe data
5. Use the volume buttons to scroll up/down to. Yes — Erase All User Data.
6. Use the “Power” button to select it. All the data will be erased and you can now restart your phone.
If you can do it via the menu when the phone is on follow this instruction:
Menu — Settings — Backup And Reset — Reset all — Erase Everything