Use APKPure App
Get WiFi Setting Helper(OCR) old version APK for Android
귀찮은 사람에게 딱! 카메라로 WiFi 암호를 캡처하십시오.
Do you have trouble setting your WiFi password at a hotel, internet cafe, etc?
This app copies password with camera and reads it with OCR.
When setting WiFi,
Settings → Wireless & Network → WiFi → SSID and Password Setting
It has to be set up in the procedure, but it will be easy to set up with this app.