If you're experiencing performance issues while playing Warcraft III, follow the steps below.
If you have tried these steps and still require assistance, please visit our Technical Support Forums or contact us.
Troubleshooting for Warcraft III: Reforged crashing and freezing issues
Troubleshooting steps for lag issues in Warcraft III: Reforged
How to install Warcraft III or Warcraft III: Reforged and troubleshooting steps for technical issues