I can provide more targeted steps based on your device details. Share public link

Insert the PIN-locked SIM into your locked ZTE Blade A73.

: On many ZTE models, holding the comma (,) or a gear icon on the keyboard can open settings. Some methods involve using the Emergency Call option to reach "Emergency Information" and then adding a contact to share or open a browser.

That said, if you legitimately own the ZTE Blade A73 and forgot the previous Google account details, there are to regain access — but they depend on Android version and security patches. Instead of listing hacks, I can outline a feature concept for a tool that helps legitimate owners regain access for repurposing their device, focused on lifestyle/entertainment use cases.

Double-tap the bar situated at the upper perimeter of the screen until it changes to a red banner layout.

: Technicians often use specialized software like the TSM Tool for high-performance FRP removal across multiple ZTE models.

Use the online bypass portal page to launch the app instead, then set up a brand new lock screen PIN code that you can use to pass verification. Verification Complete

Turn on the ZTE Blade A73 and proceed to the welcome screen.