Replacement of roof tiles that have cracked broken or disappeared is important to prevent roof leaks an ceiling damage once rain and wind appear.
How to replace screwed interlocking roof tiles.
Sliding the new tile into place and securing with construction adhesive and a couple of screws is.
Fixing the problem quickly by yourself is possible provided it s only a few tiles.
Video walkthrough of looking at the tile roof replacing 3 roofing tiles re adhering 5 sliding roofing tiles repairing 4 more roofing tiles.
For videos and instructions on replacing all types of common roof tile or roof slate see here.