This is normal when using exploits. Wait 24 hours, or clear data for Google Play Store. It will eventually certify itself.
This method works if the previous owner’s email is partially visible on the FRP screen.
Steps:
Verdict: Only works if you actually own the email account but forgot the password. Useless for second-hand devices.
Unlocking the Google Factory Reset Protection on the ZTE K87CA – Step-by-Step Methods for All Software Versions
The ZTE K87CA engineering firmware sometimes leaves hidden dialer codes active, even during setup. This method requires a SIM card (or emergency call access). zte k87ca frp bypass
Troubleshooting Method 2: If the dialer code does nothing, try *#0*# (Samsung code sometimes works on ZTE) or *#*#7780#*#* (Factory reset via dialer).
If you are reading this, you are likely staring at a ZTE K87CA tablet screen with the dreaded message: “This device was reset. To continue, sign in with a Google account that was previously synced on this device.”
This is Google’s Factory Reset Protection (FRP) . While it is a brilliant security feature to prevent thieves from using a stolen device, it becomes a nightmare when you legitimately forget the Google account credentials tied to the tablet.
The ZTE K87CA (often sold under the Optik or generic Walmart brand) is a budget-friendly Android tablet. Because of its low RAM and older Android build (typically Android 10 or 11 Go Edition), the FRP mechanism is strict but not invincible.
This guide provides five proven methods to bypass FRP on the ZTE K87CA. We cover everything from the "Dialer Code" trick to using professional flashing tools like UnlockTool and Chimera. This is normal when using exploits
Disclaimer: This information is for educational purposes and for unlocking devices you legally own. Circumventing FRP on a lost or stolen device is illegal.
Once you bypass the ZTE K87CA FRP, take these steps immediately to avoid repeating the nightmare:
Imagine this: You have just performed a factory reset on your ZTE K87CA tablet (often known as the ZTE Grand X View 4 or a similar regional variant). Perhaps you forgot the previous PIN, or you bought the device second-hand, only to be greeted by a dreaded screen: “This device was reset. To continue, sign in with a Google Account that was previously synced on this device.”
This is Google Factory Reset Protection (FRP) in action. While it is a brilliant security feature designed to prevent thieves from using stolen devices, it can be a nightmare for the legitimate owner who has forgotten their credentials.
The ZTE K87CA, an affordable Android tablet popular in educational and enterprise settings, is notoriously tricky for FRP bypass due to specific firmware locks. Many online guides are outdated, leading to boot loops or permanent soft bricks. This method works if the previous owner’s email
This guide will provide the most current, tested, and safe methods to bypass FRP on the ZTE K87CA in 2026. We will cover standard Android settings tricks, dialer codes, accessibility exploits, and advanced software tools.
Disclaimer: This information is for educational purposes and for recovering your own legally owned devices. Bypassing FRP on a device you do not own is illegal in many jurisdictions.
For stubborn K87CA tablets with 2024+ security patches, you need a PC.
You will need:
Instructions (SamFw Tool):
Success message. Reboot the tablet.Note: This method will wipe all user data but bypass the Google account check completely.