Hi Siddharth , my name is Julian. Since this is a public forum made up mostly of fellow gamers and users like you and me, all we can offer are guidance and suggestions. I'm sorry you're experiencing this issue.
Error Code 0x803d0014 typically relates to issues with Windows Activation or Windows Update, often due to network or licensing problems.
Please try the following steps:
- Run Activation Troubleshooter. Go to Settings > System > Activation > Troubleshoot. Learn more her https://support.microsoft.com/en-us/office/how-...
- Ensure you're online with a stable network.
- Reset Windows Update Components. Follow the steps in this guide https://learn.microsoft.com/en-us/troubleshoot/...
If these steps did not solve the issue, you may need a license validation, click here for more https://support.microsoft.com/en-us/windows/act...
Let me know if you need further assistance.