A1671 is the iPad Pro 12.9-inch (2nd generation)
Apple lists it as the Wi-Fi + Cellular model. This is the version sold in Australia.
For your iPad Pro 12.9-inch (2nd generation)
Not sure what’s wrong with it? Diagnostics at Riverwood Plaza are free.
Software updates
Stopped at iPadOS 17
No. The iPad Pro 12.9-inch (2nd generation)’s last major update is iPadOS 17. Apple may still send security fixes for iPadOS 17, but it won’t get iPadOS 27 and newer apps will gradually stop supporting it.
Check it yourself
Where to find the model number.
Settings → General → About, then tap the Model Number line once to switch from the part number to the A number. On most iPads it’s also printed on the back. Got a different number? Look it up here.
Cracked iPad Pro 12.9-inch (2nd generation)? Bring it in.
iPad screens, batteries and charging ports at Riverwood Plaza. Free diagnostic, no obligation.