How do you repair thumb latch front door?

To repair a thumb latch on a front door, first, inspect the latch for any visible damage or misalignment. If it’s misaligned, adjust the screws or reposition the latch plate to ensure smooth operation. If the latch is damaged, remove it by unscrewing it from the door and replace it with a new one, making sure to align it properly before securing it. Lubricate moving parts with a silicone spray to ensure it operates smoothly.