If you’ve forgotten your password and cannot access your Google account, your only secure option is a factory reset via Xperia Companion or recovery mode, which will erase all personal data.
No legitimate software can remove a screen lock from a modern Sony Xperia (Android 5.0+) while preserving data, unless you have already enabled USB debugging and authorized the connected computer before locking. Any tool claiming otherwise is likely fraudulent. sony xperia password remover software download
