Please follow given steps to produce a performance report of your app/page load time.
Go to your app/link and right click (two finger tap on mac).
Click on inspect
option and verify that it opens following panel
Click on the Performance
Tab
Make sure the options Screenshots
Memory
and Web Vitals
are checked.
Click on the Reload
button and verify that you see the profiling in progress.
Wait till it completes. (IMPORTANT, please let it complete even if it takes 5 mins)
At the end you should see something similar to following image.
Please click on Save Profile
and save it.
Please share the exported <filename>.json
file with us for further analysis.