Please follow these steps and let me know if it helps.
1. Log in to the VMs from the guest level
2. Follow these paths> Control Panel\All Control Panel Items\Network and Sharing Center\Advanced sharing settings and ensure all the options are “ON” on both VMs.
3. On the first VM, get the private IP address of the second VM (assuming VM1 has an IP: 10.1.7.4 and VM2 has an IP:10.1.7.5) which is 10.1.7.5.
4. Open File Explorer. This can be done by opening from the Start Menu, or by pressing Win+E shortcut.
5. Navigate to the This PC item on the left-hand side of the window. This will change the menus available in the ribbon.
6. Under the Computer menu, selected Map network drive.
Select the drive letter and enter the ( \\10.1.7.5\C$) and click on “browse”
