The answer to 'how to repair gutter repair' is to first inspect the gutters for any damage or clogs. If the gutters are sagging or have holes, you'll need to repair or replace them. Start by clearing out any debris or leaves that may be blocking the flow of water. Then, use gutter sealant or gutter guards to fix any cracks or leaks. If the gutters are severely damaged, you may need to completely replace them.
It's important to work safely when repairing gutters. Use a sturdy ladder and take precautions to avoid falls. Consider calling a professional roofing contractor if the job is too complex or dangerous for you to handle on your own.