The answer
Some newer SLIP39 configurations allow generating new shares for the same wallet; older formats may not. Verify the specific implementation.
What to do next
Use the wallet's supported share-management workflow and test recovery before retiring old shares.
Trezor hardware wallets
Hardware wallet related to device/backup security; not a guarantee of recovery or anonymity. Availability, supported assets and local eligibility must be checked before signing up or buying.
Visit Trezor hardware wallets ↗Official provider link · Compare suitability and availability before choosing.