Unable to connect my iPad to the Wi-Fi at home

Any error messages shown?

Tried forgetting the network, and re-adding it?

Wi-Fi or mesh or access point hardware all running current firmware from the vendor?

https://github.com/intuitibits/shortcuts is a shortcut that gathers some details of the connection, including RSSI and noise and the signal-to-noise (SNR) ratio.

Here’s what the more interesting part of that shortcut will display, with the Wi-Fi network name expunged:

This’ll tell you if you have a connectivity or signal issue.

Joe8508 wrote:

My second iPad is able to connect the Wi-Fi at home

First step: Restart your router.