Q&A for How to Install a Brita Filter on a Faucet

It could be backpressure, which would mean the faucet's only made to fully retain water in one direction. Turn the faucet handle down until the faucet stops leaking. This is the maximum that the filter can handle or process.

Pliers. If you don't want to damage anything, then just put a towel or rag between the pliers and the adapter.

You might luck out that way, but it's best to take a filter-fitting adapter and your old aerator to your local home improvement store to then match both to the proper adapter. What might be easier is to take an adapter that fits the faucet (if any) and the other that fits the filter and tape them together.

You need an adapter that has differing threads on either end. Take your aerator and the filter to a local home improvement store to find the right adapter.

Sure. In the future you can pickup a dollar's worth of plumber's grease at a home improvement store to lightly coat the O-rings and make it both seal better and easier to remove. Just rinse the new filter well to flush out any excess grease.

The battery may not be fully charged. Consult the owner's manual for help.