I tinted mine. Shouldn't be any problem if you use the ceramic or carbon one. The cheaper metallic tint can block off signals for phone and radio... but your problem sounds like an installation issue.
2018 Toyota C-HR XLE Premium Magnetic Gray
Current: Blacksys CH200 Dashcam, Solargard UP Tint, LED Interior, OPT7 Color-Smart LED Strip Interior Footwell Lighting
Want: HID Headlight, LED Foglight, Android Auto HUD, Solar Sunshade
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