refresher

I need a refresher on how to use this software.

Let's take a refresher course in first aid.

I like to have a refresher drink before dinner.

She took a refresher class to update her skills.

I need a refresher on the basic rules of grammar.

Let's have a refresher meeting to go over the project details.

He decided to take a refresher driving course after not driving for years.

A refresher training session will be held next week for all employees.

I could use a refresher on how to play the guitar.

She attended a refresher workshop to brush up on her presentation skills.