Only if you used before locking. Otherwise, no.
This no longer works on newer Android versions (9+). If your F SA55 runs an older OS (Android 4–8), it may work. How to Unlock F SA55 - HardReset.info
This guide is for educational purposes. Only attempt to unlock devices you own. HardReset.info and the author are not responsible for data loss or damage. Only if you used before locking
Unlocking an F+ SA55 with a forgotten password, pattern, or PIN requires a hard reset via Recovery Mode by holding the Volume Down and Power buttons simultaneously. This process erases all device data, while SIM PIN issues require a PUK code from the service provider. For step-by-step instructions, visit HardReset.info . How do I unlock my phone if I forgot my F+ SA55 pin? If your F SA55 runs an older OS (Android 4–8), it may work
Best if: Your device is connected to Wi-Fi/Mobile data and signed into a Google account.