A user on a repair forum had a Jendoscope 5.5mm 1080P WiFi endoscope. Out of the box:
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Search for "USB Camera" or "OTG View." These are often more stable than direct APK downloads. A user on a repair forum had a Jendoscope 5
This guide was written by a technical researcher specializing in consumer electronics and Chinese OEM products. No affiliation with Jendoscope or any smart camera brand. http wwwjendoscopecnendownloadsmartcamera better