If someone has sent you locked ndau (also known as a TransferandLock transaction), your ndau will not automatically unlock after the lock period ends.
If you want your ndau to automatically unlock after the lock period ends, you need to start the countdown timer for your account.
Open your ndau wallet app and click on “View Account Details.”
On your account details page, you’ll see this:
Click the “Start countdown timer” button. Now your ndau will automatically unlock when the lock period ends
Learn more about Locking.