Hello! My name is*****I am a certified computer professional who will assist you.
May I know if your computer upgraded to Windows 10 recently, and that is when you started to see the "Preparing Windows" message, or you had Windows 10 before?
Let me know,
Hello again!I am following up with you to see if you require further assistance. Let me know by sending me a reply below.Thanks,IT Miro
Hello!Let me know if you were able to receive my messages.