Secure your device and application. Noone will know what to do to Open[Nepali] ?

Hello, friends again we are here with you to make you updates about technology. in this video, I give you an idea to make your phone secure. we are using knot
we should be conscious of our security.
secure your device to secure your application. security of android.
app link: https://play.google.com/store/apps/de...
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