Following are the set of problems as well as solutions of Samsung Galaxy S Duos S7562 WI-FI problem.
- S Duos S7562 Network not found.
- Router not found.
- Data packets not transferring.
- Wi-Fi keeps on disconnecting.
- Weak signals.
- Remove and reinsert battery and check.
- Toggle between WI–Fi ON & OFF settings.
- Reset Router.
- Software Update.
- Factory reset.
- Clean Wi-Fi antenna contact.
- Pull up pin of antenna contact and check.
- If same problem Gently heat Wi-Fi IC U204 & F202, if it still fails then replace it.
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