Iphone — Test & Check For

You can initiate a hardware test by turning off your phone, holding both volume buttons, and plugging it into a charger, according to this YouTube video .

Apps such as Phone Diagnostics allow for thorough testing of components like touch screens, cameras, and speakers, as noted in this PCMag article. Test & Check for iPhone

Helps check sensors and parts, according to App Store descriptions. You can initiate a hardware test by turning

Offers details about the device's system specifications. Other Ways to Test/Check Your iPhone holding both volume buttons