Intro History: Huawei Mate 20 Pro Daughterboard Cover Replacement

Device	Huawei Mate 20 Pro
Type	replacement
Thing	Daughterboard Cover
Title	Huawei Mate 20 Pro Daughterboard Cover Replacement
Introduction	Use this guide to remove or replace the daughterboard cover in your Huawei Mate 20 Pro. Opening the Huawei Mate 20 Pro will '''damage the waterproof sealing''' on the device. If you do not replace the adhesive seals, your phone will '''function normally''' but will '''lose its water-protection'''. You’ll need replacement adhesive to reattach components when reassembling the device.
Time Required Min	35 minutes
Time Required Max	50 minutes
Imageid	Before After
Difficulty	Moderate
Conclusion	To reassemble your device, follow these instructions in reverse order. Apply new adhesive where necessary after cleaning the relevant areas with isopropyl alcohol (>90%). Take your e-waste to an [[E-Waste|R2 or e-Stewards certified recycler|new_window=true]]. Repair didn’t go as planned? Check out our Answers community for troubleshooting help.
Author	Dominik Schnabelrauch
Public	No

Guide Prerequisites

• #1 was empty but is now Huawei Mate 20 Pro Rear Glass Replacement.
• #2 was empty but is now Huawei Mate 20 Pro Motherboard Cover with NFC & Charging Coil Replacement.
• #3 was empty but is now Huawei Mate 20 Pro Battery Disconnect Procedure.

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Steps

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