Hi, good day!
To help narrow down the cause
What Windows version and build are you currently using? You can check with Windows key + R to open Run then type winver. Please take a screenshot of the resulting window and post it in your next response.
What is the KB number of the update that keeps getting cancelled?
Does Windows show an error code or message when the installation is cancelled? If so, please provide a screenshot of it as well.
Have you already tried the AI-suggested solutions provided above?
I look forward to receiving your update and I'm willing to collaborate with you till we resolve the issue. Do keep me informed by clicking "Add comment" below.