https://royals.ms/forum/threads/zakum-prerequisite-guide.10723/ try loking at https://royals.ms/forum/threads/»-guide-directory-«.29219/ before making a thread, or google
You can take a look at this alternate quest guide if you have troubles passing the Zakum Jumping Stage Players who're bad in jumping will take around 20~40 minutes I guess (or maybe even 2 hours) Doing the alternate quest to bypass the jump quest can take at least 15 hours (if solo) https://royals.ms/forum/threads/guide-to-alternate-zakum-jump-quest.134574/