MS Win 10 shortcut to open blender 2.9

i have 2.79 installed on my Win 10

but i want to create a new shortcut on 2.9 which is not installed

i can do it and it works!

but i would also like to open another default file when using this
shortcut for 2.9

can some one explain how to modify the shortcut with proper path and file name

thanks for feedback
happy bl