Waiting time In GT- METRIX

I am sorry to barge wordpress forums with Gt-Mterix queries but the waiting time is not resolving I have tried everything from changing the cache plugins to deleting some plugins still no help.
Can anyone please help me to correct this.
I am On litespeed servers using litespeed cache, but Changed it with W3total cache thinking of problem from LS CACHE But the problem is not going.
Thank you for the help in advance

• This topic was modified 4 years, 4 months ago by Yui.
• This topic was modified 4 years, 4 months ago by Jan Dembowski. Reason: Moved to Fixing WordPress, this is not an Everything else WordPress topic

The page I need help with: [log in to see the link]