This is why you don't want to ignore OTA. Although it takes some effort, updating your rooted device is worth it. To properly install the update, your phone needs to be returned to its original firmware the way it was before you made any changes. If you used a systemless root method and did not make any permanent changes to files in the system partition on your phone, you'll only need to reinstall the stock boot image.
Otherwise, you'll need to reinstall the entire firmware before accepting the update. If you're unsure about whether or not you rooted with a systemless root method or if you don't know what you modified using root access, we recommend flashing the entire stock firmware package for your phone. For those new to the process, we have a guide that breaks down all the steps. We even included some of the links for the factory images of some popular smartphones commonly used by the rooting community.
Start from Step 6, as you don't need to re-unlock your bootloader, and make sure you download the factory image for the firmware version you are currently on. Since you were previously rooted, this process should be familiar already, but check out the link below for a refresher on installing TWRP.
Typically, you find this on the manufacturer's official website we link some below. Instead, look for the downloaded OTA file with a root file explorer. XDA has a forum for pretty much every Android phone, and there is a good chance someone posted the file.
And if you can't find one, you can always request one to see if anyone was able to get it. Either way, you'll need to move the file onto your computer. Once you've done that, boot back into TWRP. You can use a button combination usually power and volume down when your phone is shut down , but this varies between devices. So for the most surefire way, you'll need to use ADB.
Click OK if you think all data are saved. Back to main interface and click Update. Now is another window asking you to confirm rooted Samsung update. Click OK. The update will begin. It may take quite a while to complete, then you can enjoy the new Android system. Samsung Smart Switch warns that rooted device may cause updates to fail.
Though this kind of problem is actually rare to see, you can choose to make a Nandroid backup , which will help you return your Samsung device to normal in case of bricking or boot loop. In layman terms, once the installation begins, the device partitions like system, boot, vendor, dtbo, etc are checked for modifications like Root, TWRP, etc. And if detected, the OTA update will fail to install.
But thanks to Magisk, you can easily install OTA updates on rooted Android devices without losing root. Not just that, it has also developed to be the most prominent modern-day rooting solution for Android using MagiskSU.
Want to know more about how it came into existence? The developer devised two different methods to install Magisk and root Android devices:. The best part about rooting your Android device with Magisk is that it gives you the ability to install OTA updates easily. So, follow the instructions below on how to do it.
When you root using Magisk, it is only installed to the currently active slot of your Android device. And finally, right before you reboot your phone, you can install Magisk to the inactive slot to preserve root after the update.
Still, sounds a bit confusing? In Android 8. Although this is great for an average Android user, but not for those who have rooted their devices. In order to update your rooted Android phone, you must first prevent the system from automatically installing updates without your acknowledgment.
Now your Android device is rooted and an OTA update notification has arrived.
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