dism.exe /online /disable-feature /featurename:Microsoft-Hyper-V-All
This depends on your usage. BlueStacks 5 consumes about 40% less memory than BlueStacks 4. For basic usage, a system with 4GB of RAM is the minimum, but 8GB is highly recommended. If you intend to use the "Multi-Instance" feature to run several Android apps simultaneously, you will need significantly more RAM.
Then reboot.
Once you have secured the and saved the .exe file, follow these instructions carefully. Installation is straightforward but differs from modern installers.
Once you have the correct installer, the installation process is similar across all versions: bluestacks 40198 beta version download link
: If you are specifically looking for the older 4.0.1.98 beta build, it is typically hosted on community-shared archives like this Google Drive link found in user forums.
Occasionally, the official blog maintains old links, though most 4.0 beta links now redirect to BlueStacks 5. If you intend to use the "Multi-Instance" feature
Please replace the example.com links with the official Bluestacks download links.
