Allow App Installation from Unknown Sources - Sonim

Caution Your device and personal data are more vulnerable to threats such as Ransomware from apps downloaded from unknown sources. Here's some additional info about downloading from unknown sources and protecting your device against Ransomware.

  1. From a Home screen, swipe up to access the apps screen.
  2. Navigate: Settings Settings icon > Apps & notifications Apps & notifications settings icon.
  3. Tap Advanced then tap Special app access.
  4. Tap Install unknown apps.
  5. Tap the desired app (e.g., Chrome, Gmail, Drive, etc.) then tap Allow from this source to turn on On Switch or off Off Switch.
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