Thank you for reaching out to the Microsoft Q&A platform.
Based on your question we understand that you are unable to see the files name on VM.
Here are some steps you can take to troubleshoot and resolve this issue:
Please check that your VM is fully updated. Go to Settings>>Update & Security>>Windows Update and check for updates.
Right-click on the desktop and select Display settings and set it to 100% or a recommended value.
Check that the VM has sufficient resources (CPU, RAM) free space allocated and try restarting the VM.
I would recommend you go through the below following similar issue article for your reference:
I hope this information is helpful. Please feel free to reach out if you have any further questions.
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Thank You.