About QR Scanner - Barcode Scanner

Looking for a QR code scanner app? Try this Free QR Scanner - QR Code Reader, Barcode Scanner that supports all QR & barcode formats! It’s the must-have barcode reader for all Android devices. QR code reader app is the most powerful tool that helps you easily scan QR codes and share them with your friends. It’s very easy to use, no need to press any button or adjust the zoom, just open it and point to the QR code, it will automatically recognize, scan, and decode the QR code and barcode.

Several ways to maintain your phone

• Pay attention to switching the high-performance mode: some product mobile phones will default to the "power saving mode", which will cause the mobile phone to not be able to play the smoothness of the mobile phone hardware.
• Frequently clean up mobile phone garbage: The cache garbage generated by mobile phones is very large. If you clean up mobile phone garbage every month, about 2G of mobile phone garbage can be cleaned every time, which is one of the main reasons for our mobile phone freeze.
• Uninstall mobile applications: some useless applications will drag down the running memory of the mobile phone and affect the running speed of the mobile phone.
• Restart the phone regularly: Every time the Android phone restarts, it is equivalent to clearing the memory of the phone once, which can speed up the operation of the phone. For users of Android phones, it is recommended to restart the phone once a week or so, so that the phone can be updated regularly.

How to download and install?

• You could download the QR Scanner - Barcode Scanner app by navigating to the Google Play Store
• Once on the store, click on the search bar at the top of the screen
• Next, type in 'QR Scanner - Barcode Scanner' and select the first option
• Click the "Download" button and wait for the app to start installing on your mobile device. Depending on your download speed, this should only take a few minutes

How to Uninstall QR Scanner - Barcode Scanner

1. If you no longer want this application on your mobile device and want to delete the QR Scanner - Barcode Scanner app, then you'll need to navigate to your Applications Manager
2. Once there, you'll be able to scroll through your apps until you reach the QR Scanner - Barcode Scanner app
3. Click on the application and hit the 'Uninstall' button
4. Wait for the app to uninstall from your device. It will take all the app's data with it