found a fix For a wired connection use:
netsh interface ipv4 set subinterface "Local Area Connection" mtu=1490 store=persistent
(You can change the interface name to whatever you're using. If you're connected via "Local Area Connection 2" then use this instead and so on)
For a wireless connection use:
netsh interface ipv4 set subinterface "Wireless Network Connection" mtu=1490 store=persistent
type one in the cmd run cmd as admin |