The back housing includes glass, metal/plastic frame, and waterproof adhesive.
Old back cover removal requires heating to soften adhesive and careful prying.
Install new housing, ensure waterproof seal if adhesive is properly applied.
Replacement takes about 1–1.5 hours at a professional repair shop.
Part cost ranges from $13–30 (~300k–700k VND) depending on quality and warranty.
Post-installation checks: camera alignment, edge touch response, sealing integrity.
DIY replacement not recommended without experience to avoid damage or improper fit.