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OTA guide.
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The installation of OTA updates often fails if the device has been rooted. Though it's still possible – without data loss. This guide shows how, using *TWRP* and *Magisk*.
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The installation of OTA updates often fails if the device has been rooted. Though it's still possible – without data loss. This guide shows how, using *TWRP* and *Magisk*.
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***Important:** Before you start **backup** everything that's important!*
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***IMPORTANT:** Before you start **backup** everything that's important!*
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-------------------------------------
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## Prerequisite
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1. The Update file of the version that's running on the device (*NOT* the update you want to install)
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1. [**TWRP**](https://twrp.me/) for your device
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1. [**Magisk**](https://forum.xda-developers.com/apps/magisk/official-magisk-v7-universal-systemless-t3473445)
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1. *ADB* and *Fastboot* inclusive developer mode the device
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Don't forget to check the checksums of all files.
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Doing the update isn't that difficult: Reset some system partitions, install OTA, refresh *TWPR* and *Magisk*, done. There are two versions of this guide: The short version is just a list of steps, while the long version contains each step and the commands necessary.
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## Short Version
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## Short Version
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-------------------------------------
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-------------------------------------
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## Long Version
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At first double check your backups and the prerequisites listed above.
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