Changes

# [https://winaero.com/change-process-priority-windows-10/ Set the process priority] for <samp>StardewModdingAPI.exe</samp> (if using mods) or <samp>Stardew Valley.exe</samp> to ''High''.

# [https://winaero.com/change-process-priority-windows-10/ Set the process priority] for <samp>StardewModdingAPI.exe</samp> (if using mods) or <samp>Stardew Valley.exe</samp> to ''High''.

# For Windows players only, [[#Game doesn't launch|run the game on your dedicated graphics card]] (see subsection 2).

# For Windows players only, [[#Game doesn't launch|run the game on your dedicated graphics card]] (see subsection 2).

# Temporarily disable your antivirus or other security software. (If that fixes it, you can add an exception for the game folder.)

# Disable your antivirus or other security software. (If that fixes it, you can add an exception for the game folder and re-enable it.)<br />'''Note for Windows players:''' if didn't install an antivirus, you have Windows Defender by default and it ''can'' cause lag. Try [https://support.microsoft.com/en-us/windows/add-an-exclusion-to-windows-security-811816c0-4dfd-af4a-47e4-c301afe13b26 excluding the game folder] in that case.

# Temporarily remove all mods except SMAPI and Error Handler. If that fixes it, one of your mods might be causing lag.

# Temporarily remove all mods except SMAPI and Error Handler. If that fixes it, one of your mods might be causing lag.

# If you own the Steam version of the game, try launching the game through the Steam client.

# If you own the Steam version of the game, try launching the game through the Steam client.