Pages on Oracle Timing Out or not loading

Summary:

we have a large number of users using Oracle fusion but a handfull when trying to go to different pages ie the calender, Performance, and Time cards thye click on the function and the screen freezes

Content (required):

I have about 30 users each with different roles atempting to use Oracle when they go to a page ie the Manger in my teams goes to team scedule the screen freezes then time out. It also happens for ordanary users when they try fro example Time Cards

Version (include the version you are using, if applicable):

21C was happening in 21B and is getting worse