Hard Reset via Recovery — Allview V4 Viper Pro
Optimized for V4 Viper Pro (Android 9.0 (Pie))
Factory Reset from Settings — Allview V4 Viper Pro
Optimized for V4 Viper Pro (Android 9.0 (Pie))
Enter Recovery Mode — Allview V4 Viper Pro
Optimized for V4 Viper Pro (Android 9.0 (Pie))
FRP Bypass (Google Lock) — Allview V4 Viper Pro
Optimized for V4 Viper Pro (Android 9.0 (Pie))
Why reset your Allview V4 Viper Pro?
A hard reset on the Allview V4 Viper Pro fixes boot loops, forgotten PINs and persistent lag. The method above will wipe the device back to factory condition. Always back up your data first, as a reset cannot be undone.
Frequently asked questions
Will a hard reset delete everything on my Allview V4 Viper Pro?
Yes. A hard reset (also called a factory reset) erases all apps, photos, messages, and accounts, returning the Allview V4 Viper Pro to its out-of-box state. Back up anything you want to keep before starting.
Does resetting the Allview V4 Viper Pro remove the SIM lock or carrier lock?
No. A hard or factory reset only clears data and settings — it doesn't remove a carrier/SIM lock, which is tied to the device's IMEI at the network level. You'd need to contact your carrier for an unlock.
How long does a factory reset take on the Allview V4 Viper Pro?
Typically a few minutes, though it can take longer on older or heavily used devices as more stored data has to be wiped.
Will I need my Google account password after resetting the Allview V4 Viper Pro?
Yes, if Factory Reset Protection (FRP) is enabled. Android (and HarmonyOS 2.x devices with Google services) will ask for the last signed-in Google account after a reset — make sure you know that password first.
What is recovery mode on my Allview V4 Viper Pro?
Recovery mode is a stripped-down menu outside the normal operating system, used to wipe data or apply updates when the Allview V4 Viper Pro won't boot normally. See the Enter Recovery Mode section above for how to reach it on this device.
How do I reset my Allview V4 Viper Pro?
Use the Hard Reset method above if your Allview V4 Viper Pro is frozen or won't respond, or the Factory Reset method if the screen still works normally — both are covered step by step on this page.
How do I format my Allview V4 Viper Pro?
"Formatting" and "factory resetting" mean the same thing for the Allview V4 Viper Pro — both erase all data and restore default settings. Use whichever method above matches your situation.