If you’re having any issues with Android Pie 9.0 and want to downgrade the firmware back to Oreo 8.1 then these are the steps you need to take.
⚠ **Please make sure you back up your phone first as ALL DATA WILL BE ERASED!** ⚠
Here’s the link to Huawei HiSuite: http://consumer.huawei.com/minisite/HiSuite_en/index.html
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