lock phone with phone finder

hello.after install phone finder on my phone and try to active it sudenlly after some presses start to alarm and fade informations and apps then meizu limited.what should i do?

Meizu m3s

Please do not spam our forums. The phone can only be unlocked by entering your Meizu password or in the Phone Finder app. You can learn more by clicking on “Learn about Phone Finder” in the Phone Finder app.

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