Advanced & Secure
Easy to Lock & Unlock Apps
Ultimate Solution for Privacy on Android
Advanced & Secure
Easy to Lock & Unlock Apps
Ultimate Solution for Privacy on Android
2020AppLock - #1 app lock that allows you to lock apps and protect your privacy using multiple lock types - Pattern, PIN and Fingerprint. 2020AppLock is the best advanced protection 2020AppLock with notification control management. You can easily lock and unlock apps including Facebook, Instagram, WhatsApp, Snapchat, Contacts, Gallery, Messenger, SMS, Gmail, YouTube, Settings, etc. on your Android Device with one tap. The application locker protects your app and data even when your device is shared with others.
Everyone has a lot of sensitive information in the applications installed on their smart device (mobile, tablet, phablet, etc.). We store pictures, documents, messages and other personal information in them. And it is important to have an app protector as we share our device with others for many reasons. 2020Applock, the application locker protects your data even when your device is shared with others.
UnfoldLabs Inc. has developed a great anti-intrusion tool for you. You can prevent unauthorized access to your devices, ensure app security and maintain privacy. Download the best Security Lock - App Locker (2020AppLock) to be your Smartphone privacy guard!
- Setup a personalized home screen image from the application.
Setup time for Locking/Unlocking apps at certain time.
Setup location for Locking/Unlocking apps by using Wi-Fi network.
Block Calls/ Restrict Wi-Fi & Bluetooth/Prevent Uninstalling Apps.
Setup a personalized or default wallpaper for the lock screen.
Choose any theme for the lock screen according to the lock type.
The digital air in the small workshop was thick with the hum of cooling fans and the scent of ozone.
Always export your current settings. If the update fails, you will need this file to restore your internet connection.
| Problem | Solution | |---------|----------| | “Invalid firmware” | File is for wrong model. Re-download correct F671Y version. | | Update stuck at 0% | Check USB or Wi-Fi stability. Use wired Ethernet if possible. | | Device won’t turn on after update | Try hard reset (pin hole 10 sec). If fails → recovery mode. | | No local update option in GUI | Some carrier-locked versions disable it. Use recovery mode. | | Browser shows “Update failed” | Clear browser cache, use Chrome/Firefox, disable VPN/firewall. |
Power loss during the bootloader flash. Fix: This is rare. Try the "Emergency Download Mode" (EDL):
The digital air in the small workshop was thick with the hum of cooling fans and the scent of ozone.
Always export your current settings. If the update fails, you will need this file to restore your internet connection.
| Problem | Solution | |---------|----------| | “Invalid firmware” | File is for wrong model. Re-download correct F671Y version. | | Update stuck at 0% | Check USB or Wi-Fi stability. Use wired Ethernet if possible. | | Device won’t turn on after update | Try hard reset (pin hole 10 sec). If fails → recovery mode. | | No local update option in GUI | Some carrier-locked versions disable it. Use recovery mode. | | Browser shows “Update failed” | Clear browser cache, use Chrome/Firefox, disable VPN/firewall. |
Power loss during the bootloader flash. Fix: This is rare. Try the "Emergency Download Mode" (EDL):
