After installation, you should not walk on the tile immediately, but do so at least 24.

How long before walking on grout. Ideally, you should wait 24 hours before grouting. Besides, grout can prevent dirt and bacteria from accumulating in the tiles gap. This is because the mortar used in the tiling process needs to dry completely before grouting.

Environmental conditions affect drying times, so waiting longer. After tiling, you must wait at least 24 hours before grouting tiles. Wait for about 3 hours and repeat the process.

Once your tile adhesive has dried, you can grout your tiles. It helps in keeping dirt and debris from getting in. But usually, it takes 24 to 72 hours to dry up the whole grout.

Amount of time to wait. Grout must set for 15 to 30 minutes before it is wiped for the first time and another 3 hours before it is wiped a second time,. Allow the grout to set for around 15 to 30 minutes, and wipe up any excess grout with a dense sponge soaked in water.

Patience is required because one wrong move might undo hours of hard work. There are several factor and condition on which it depend. Moreover if you understand it then you can.

For best results and longevity, keep. The main purpose of grouts is to fill between tiles and fit them together. You can walk on tile 24 hours after you grout.