You can try to temporarilydisable Windows Defenderwhich is installed as they are on your Windows 10 computer. You can alsodisable your Windows dll is missing Firewallon your pc and check in the event it fixes the errors that you’re encountering. If you are using 3rd-party security software, disable them to see.
As far as upgrading from Windows 10 Pro to Windows 10 Enterprise is involved, it is not possible. You will have to pick the edition. Bulk licensing is negotiable with Microsoft. You can download the 90-day evaluation of Windows 10 Enterprise Trial and look out, before deciding. This way you can’t only look at exactly what it is providing and also test out your existing software and ensure that your hardware meets the specifications.
Run the installer download dll as normal theres nothing you should change during the process. Do remember that the installer will temporarily halt your internet connection, so dont install VirtualBox when having a critical download. If you see a Windows dialogue asking you to convey a driver, proceed to allow it.
Upon launching initially, System Font Size Changer asks if you should backup your existing settings. You should click Yes, then maintain resulting WindowMetrics.reg file somewhere safe. This way if System Font Size Changer ntdll.dll mucks something up (unlikely but possible), you possibly can restore your settings by double-clicking WindowMetrics.reg.
Zone Alarm is really a particular program that is seen to cause issues, but it surely might happen on others too and yes it could depend upon how strong your security settings are. If disabling your anti-virus does solve Windows Update problems, it’ll be worth contacting the developer to permit them know, in order dll files to patch it.