1. They execute and reflect on their plans and goals established on Day 1
2. They become invaluable to team members and coworkers
3. They reevaluate their social group and branch out
4. They explore new ways to achieve more
5.They find a way to resolve any frustrations that impact their team
6. They continually tweak their habits

Read more at;
https://graduateng.com/career-blog/11-things-successful-people-do-in-the-first-3-months-at-a-new-job/