While the 40198 Beta is stable, most users will find better performance in . However, if you are running a specific legacy app that crashes on Android 9 or 11 (which newer emulators use), or if you prefer the classic BlueStacks 4 UI and sidebar, this version is a solid choice.
The safest way to find older builds is through the page.
If you already have BlueStacks 5 installed, you can usually run BlueStacks 4 alongside it, but it is safer to ensure your Hyper-V settings are consistent.
If the official site has archived the link, reputable software mirrors often keep the installers. When using these, always verify the file hash to ensure it hasn't been tampered with.
Ensure VT-x (Intel) or AMD-V is enabled in your PC’s BIOS, or the emulator will lag significantly. Is It Still Worth Downloading?