Use a wired Ethernet connection
Move closer to the router
Restart your modem and router
Close bandwidth-heavy apps and downloads
Pause cloud sync and streaming
Use a less crowded Wi-Fi channel
Switch to 5 GHz Wi-Fi if available
Update router firmware
Update network drivers
Choose a server closer to your location
Disable VPNs or proxies
Limit devices using the same network
Replace old or faulty cables
Upgrade your internet plan
Enable QoS on your router
Reduce in-game graphics and background tasks
Check for ISP outages or congestion
Use a gaming router or better router
Flush DNS and renew IP
Contact your ISP if ping stays high