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Samsung
Galaxy S21 Ultra

Samsung Galaxy S21 Ultra

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  • Device home
  • Getting started
  • Basic functions
  • Calls, contacts, messaging
  • Connectivity
  • Specifications
Device home
Getting started
Basic functions
Calls, contacts, messaging
Connectivity
Specifications

It's not possible to use Wi-Fi

If you can't use Wi-Fi on your phone, there may be several causes of the problem.

We found 4 possible solutions to your problem.
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