This is just for the Solana network. If you fell victim to a scam and connected your wallet to something you shouldn't have, but have not given out your seed phrase. You can use this guide to remove the drainer and malicious stuff from your wallet so it's safe to use.
Disconnect the dApp in Phantom.
This will remove read access and ability to initiate transactions.
Step 1: Open Phantom wallet and tap the profile in top left corner.
Step 2: Tap the Cog in the top right corner.
Step 3: Tap Connected Apps.
Step 4: Tap on the unknown apps. To be safe you can just remove them all.
Step 5: Tap on Disconnect.
Step 6: You will see the dApp is gone now. Part 1 is complete. Now onto the last part. You need to do the next steps or funds can still be spent from your wallet.
Revoking permissions:
You need to do this or funds can still be drained from your wallet. We are going to use famousfoxes revoker to do this. Normally we would say use at your own risk. But you most likely already screwed up so… We cannot promise this is safe at all times, but famousfoxes are pretty diligent.
Step 1: Visit the revoker website here: https://famousfoxes.com/revoke
Step 2: Tap the menu in the top right corner.
Step 3: Tap connect wallet.
Step 4: It should open the Phantom wallet. Then press Connect.
Step 5: To be safe, press revoke all, and approve the transaction. When done, your wallet should be safe from drainers now. But remember. If you gave out your seed phrase it's too late. Make a new wallet.
You are done. Now don’t connect your wallet to sketchy stuff next time. 🤠