Some ROM backup apps create the backup in your SD card or internal memory itself. So, it is wise to leave enough free space to accommodate the device’s various activities.

• Usually the default setting (or «auto») is good enough, but you can use higher values if you find video quality to be bad.
• It is recommended to only download GCam APK from trusted sources to reduce the risk of downloading a malicious version of the app.
• In most cases, the problem is either an incompatibility between the app and the Android version or a package name conflict.
• This way, you can not only fix bugs or issues but also experience new features, security patches, and improved performance on your device.
• The ROM includes basic but useful features that include but are not stock firmware limited to customizing the status bar, changing the overall theme, editing the navbar, and much more.
• It is a mid-range phone that provides HD resolution, 5.84-inch display, Snapdragon 636 Octa-core chipset, 4GB RAM, 64 GB of internal storage space.

Just remember that in most cases, flashing a factory image will completely wipe your phone. By now, let me tell you about how we are going to make NANDROID ROM backup and restore. Rooting is an important process that must be done to Android device, so you can backup the system data or stock ROM so as to keep the same way the device works as before. With a rooted device, you have no restriction to download an APP. If you haven’t had your device rooted, KingoRoot is a good choice for you. The below process will wipe off all the data from your device, so take a complete device backup beforehand.

You may upgrade or downgrade the Android firmware with flashing. Flashing will fix software issues, IMEI related issues, and improve device performance. Bloatware makes an impact on battery life and Android device performance, especially when the apps are running in the background. Poorly-written software slows down device performance and drains battery life. Google has recently tried to upgrade Android’s performance, including device battery life.

Once you’ve found the ROM you want to install, download the ZIP file either on your computer or on your phone. Since you will need to data wipe your phone in some of the later steps, it’s advisable to do the file transfer later on, after the data wipe.