There is a policy for changing the location of Edge's cache: Microsoft Edge Browser Policy Documentation| Microsoft Docs You can add the policy manually to the ...
Go to the below path and copy the folder Local Cache to RAM disk and check if it helps. C:-Users-UserName-AppData-Local-Packages-Microsoft.MicrosoftEdge_8wekyb ...
Just drop to an elevated command prompt (run as administrator for cmd) and then type the following: mklink /J <link_path> <file/folder_path>
By creating a symbolic link. Go to path C:-Users-%USERNAME%-AppData-Local-Microsoft-Edge-User Data-Default Delete folder Cache Open admin cmd, enter command mklink /d C:-Users-%USERNAME%-AppData-Local-Microsoft-Edge-User Data-Default-Cache