If you have Lags/spikes when you're playing Waracft lll, check both of this different tips just bellow, hope they will maybe help you!

Solution 1:

• Regedit ➢ HKEY_LOCAL_MACHINE ➢ SYSTEM ➢ CurrentControlSet ➢ services ➢ Tcpip ➢ Parameters ➢ Interfaces ➢ check if your dhcpIp adress is right ➢ Create new DWORD ➢ name: TcpAckFrequency ➢ value: 1

• HKEY_LOCAL_MACHINE ➢ SOFTWARE ➢ Microsoft ➢ MSMQ ➢ ▲

1. if you can't expand MSMQ, then Solution 1 is finish right now!
2. If you can expand: 

• Parameters ➢ Create new DWORD ➢ name: TCPNodelay ➢ value: 1

Tutoriel: FixLag1

Solution 2:

• Regidit ➢ HKEY_CURRENT_USER ➢ SOFTWARE ➢ blizzard entertaiment ➢ Warcraft lll ➢ video ➢ search: lockfb ➢ value: 0

Tutoriel: FixLag2

Solution 3:

Right click game icone ➢ properties ➢ compatibility ➢ tick: disable visual themes ✚ disable desktop composition

Computer ➢ porperties ➢ Advanced system settings ➢ advanced ➢ Performance: settings ➢ tick: Adjust for best performance

Tutoriel: FixLag3