If you’re spending time on your training improving your fitness levels so you have the ability to run a 5K easily, then finding out exactly how to run a 5k race will be the last piece of the puzzle to put in place. If you’ve increased your training to the place where you can run for longer distances easily and you’ve been able to avoid any injuries or serious niggles along the way, then the only remaining obstacle in achieving your goal is to actually run a 5k race.
As easy as that sounds, you’ll need to avoid making these 3 mistakes nearly all first time 5k runners make: -
Trying to Finish in Record Time
There is nothing wrong with a little competitiveness against yourself, in fact throughout your training it will have helped you to improve. However during your initial 5k, the goal should ideally be to just finish the race without needing to stop. You can attempt to run faster in future races.
You can know more about the these mistakes here - How To Run Your First 5K