My remote key won't unlock my ford sport explorer 03'?

My remote key won't unlock my ford sport explorer 03'?

Well, it's 15, so just leave it parked until it turns 16 and you won't need to get into it anymore because it'll be old enough to start driving itself.

Call car dealership.

Have you replace the battery in the remote.

Replace the fob battery. Open the doors the old school way, with the key.

BE sure to lubricate the lock with something like graphite or WD-40 for the manual key. If it's the electronic remote that will not open the door, change the battery in the fob.

Have it reprogrammed