but if you wait too long it might dry on your tiles. You should generally allow 24 to 72 hours for grout to set completely. When regrouting a bathroom, the first step is to remove the old grout.

A hand using a rubber spatula to press grout between tiles - Afanasiev Andrii/Shutterstock When regrouting a bathroom, the first step is to remove the old grout. If you are redoing the whole ...