If you're trying to use a zap link from Zaplinks.lol, remember it is a weblink, meant to be scanned by your regular phone camera. Lightning wallets only scan lightning addresses, lnurls and invoices. It won't know what to do with that. If you want a QR that's scannable by a lightning wallet you can generate one in WOS,LNbits, Lightningtipbot and most other wallets already.

The idea behind this is to connect nostr zapping to the average user who's just going to scan a QR with their camera, which also allows them to connect to your nostr profile and connect with you or onboard to Nostr.

If you're curious about the data contents of the QR you generate, you can always verify it with a tool like this: