@supermanvthanos Hello! Set the link MTU size identical to the size set by Mullvad and then increase at little steps. 20 bytes by 20 bytes. Consider that: Mullvad software forces the MTU size to 1280 bytes (at least some time ago, we don't know whether they changed it recently) Eddie 2.21.8 lets WireGuard set the MTU size and it does not offer an option to change it. If WireGuard makes a wrong choice Eddie 2.21 can't fix it Eddie 2.23.x sets MTU size to 1320 bytes but also l