I will be grateful if you share your experience in this area with me

why do you want to end the relationship? Do you have breakdowns in your relationship? don't you understand your partner? you should read the useful articles on this site https://breakupangels.com/dealing-with-divorce-stress/ and I am sure that this will help you make the right choice. do not be afraid to end the relationship. your love will find you in the near future

How to Break up the Right Way
Recognize That It's Never Easy.
Do It Face-to-Face.
Be Honest But Don't Give Too Much Detail.
Do Not Give in to Arguments or Protests.
Show Sympathy.
Avoid Blaming or Shaming.
Give Yourself Time to Grieve.