Simply place a strip of the film you are about to apply in a cup of water let it sit for 30 60 seconds and then pull it out.
Wet vinyl application fluid recipe.
If it turns white wet application is not an option.
Because acrylic adhesives are water based they weaken more when exposed to application fluid.
Mix 1 pint of isopropyl alcohol with one half gallon of distilled water.
The adhesive won t wet out or bond with the substrate as quickly as usual.
1 drop of dishwashing soap in 1 cup of water.
A squeegee can be helpful with vinyl application.
It would be handy but not necessary to place the mixture in a spray bottle.
If the adhesive is still clear then you will most likely be ok going forward with a wet application.
Application fluid is not required for application to interior walls unless a glossy finish has been applied to the wall.