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Camera doesn't work properly, it fails to scan QR code

Star I

Model Name: Asus zenfone 5Z

Firmware Version: QKQ1.191008.001.WW_user_100.10.107.123_20210131

Rooted or not: Not

Frequency of Occurrence: 9 out of 10 

APP Name & APP Version (If your issue relates to the app): Camera app


It started happening since 17th June 2024. Unable to scan QR code. I haave tried ckearing cache, storage, restarts. It fixes temporarily but after 10 mns it starts behaving same. Please help.


Star I

Please help camera app started misbehaving after phone update. 

This model has been discontinued for a long time. 
Regarding the issue you reported, we suggest referring to the following FAQ to clear the camera data and check if the situation improves.
Thank you.
[Phone] Troubleshooting - I cannot launch the Camera

Thanks for your response. Yes I have tried the solution provided in the link. Actually problem is with rear camera it starts working after restarting the phone, but stops working in 5-10 mns. don't understand if the problem is with software upgrade or hardware. any suggestions?

If the issue persists even after clearing the camera data, it may be due to a camera module malfunction.
Sorry for any inconvenience it may be caused.