You can, however, no one mentioned yet that you won't be able to install and use Electrum version 4.2.x on a Windows 7 machine.
It's weird because in OP's other thread posted 1 day later, he said that he successfully installed and opened his wallet using 4.2.
Perhaps it's a different machine or a niche case where it works in some W7 versions.
His other thread:
/index.php?topic=5390871.msg59609307#msg59609307