1. Use CDN
2. Use load balancing
3. Use less 3rd party scripts/css, host them internally, you don’t want your user to stuck cause of your webpage tries to load external scripts/css
4. Use caching effectively
5. Use lazy load on image assets
6. If possible, reduce scripts sizes by compressing them, use minified version, note that compressing scripts can cause issues
7. Use better hosting with high speed up/dl, preferably with ssd storage
there are a bunch of tools online where you can check how your website is performing and they will give you a bunch of suggestions on how to improve your page speed load.