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# YK Computer Services

## Sitemaps

- [XML Sitemap](https://ykcomputer.co.uk/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Blog](https://ykcomputer.co.uk/blog/)
- [Issue with Exchange Powershell not Starting - Event Errors 2112, 2142, 2069](https://ykcomputer.co.uk/2026/01/25/issue-with-exchange-powershell-not-starting-event-errors-2112-2142-2059/) - If you find Exchange Powershell is not starting and you can't load ECP and are getting errors in Application event log - 2112, 2142 and 2069 The issue is due to Windows Server 2019 Group Policies from the Security Toolkit. The one for Domain Controllers needs amending so the Exchange Servers can access Audit and
- [Still on Windows 10? The clock is ticking](https://ykcomputer.co.uk/2025/04/18/still-on-windows-10-the-clock-is-ticking/) - As technology evolves, so do operating systems. If you’re still using Windows 10, it’s time to start planning your upgrade—because in just six months (14th October 2025), Windows 10 will officially reach the end of its support life. What Does This Mean for You? When Microsoft ends support for an operating system, it means there
- [Upgrade your laptop or Purchase a replacement?](https://ykcomputer.co.uk/2024/08/30/upgrade-your-laptop-or-purchase-a-replacement/) - As the new school term begins one of the decisions you may face when going to school, college or university is whether to upgrade your existing laptop or purchase a replacement. In this blog I will cover both these options Upgrade If you have find your existing laptop is not performing as expected, you could
- [Workarounds to Windows BSOD after CrowdStrike update](https://ykcomputer.co.uk/2024/07/19/workarounds-to-windows-bsod-after-crowdstrike-update/) - An update to CrowdStrike's Falcon endpoint protection has caused Windows systems worldwide to go in an endless loop of the dreaded BSOD. Several workarounds have been provided by Crowdstrike and Microsoft including: Booting into SafeMode to delete the C-00000291*.sys file: Boot Windows into Safe Mode or the Windows Recovery Environment Navigate to the C:\Windows\System32\drivers\CrowdStrike directory
- [To All Outlook Users: Update Update Update!](https://ykcomputer.co.uk/2023/03/17/to-all-outlook-users-update-update-update/) - Microsoft has released CVE-2023-23397 to address the critical elevation of privilege (EoP) vulnerability affecting Microsoft Outlook for Windows. To address this CVE, you must install the Outlook security update, regardless of where your mail is hosted (e.g., Exchange Online, Exchange Server, some other platform) To update Outlook go to File > Account > Update Options > Update Now Some versions of
- [Microsoft no longer supporting Windows 7 and 8](https://ykcomputer.co.uk/2023/01/10/microsoft-no-longer-supporting-windows-7-and-8/) - Microsoft will no longer provide security updates for Windows 7 or Windows 8 and 8.1 after the monthly patches are released on Tuesday 10th January 2023. Microsoft officially ended support for Windows 7 in January 2020 but customers were still able to get support through the Extended Security Update (ESU) program. Support for Windows 8
- [A blast from the past - Installing Windows XP as a VM on Hyper-V](https://ykcomputer.co.uk/2023/01/05/a-blast-from-the-past-installing-windows-xp-as-a-vm-on-hyper-v/) - Windows XP is an operating system which I have very fond memories of. It was the Windows operating system I first used when I began my career as an IT Professional back in 2004 and gained alot of experience using it.That background wallpaper with the green fields and blue skies still looks so good. In
- [Out of Band Update to resolve Kerberos authentication issue](https://ykcomputer.co.uk/2022/11/18/out-of-band-update-to-kerberos-authentication-issue/) - Microsoft have released an Out Of Band Update to resolve the Kerberos issues experienced after installing the November 2022 Cumulative Updates on Domain Controllers. Initially after applying the November 2022 update several issues were reported including client machines failing to authenticate with Domain Controllers, ADFS authentication issues, RDS login failures and unable to access file

## Pages

- [IT Services you can trust](https://ykcomputer.co.uk/) - Honest, Reliable & Simple IT Services in & around London. Over 20 Years Experience in IT Support and Consultancy
- [About Us](https://ykcomputer.co.uk/about/) - About Us
- [Contact Us](https://ykcomputer.co.uk/contact/) - Contact us by filling in the form below and we will be happy to get back to you Phone - 0203 883 2007 Mobile/WhatsApp - 07443 660 597
- [Privacy Policy](https://ykcomputer.co.uk/privacy-policy/) - Who we are Suggested text: Our website address is: http://ykcomputer.co.uk. Comments Suggested text: When visitors leave comments on the site we collect the data shown in the comments form, and also the visitor’s IP address and browser user agent string to help spam detection. An anonymized string created from your email address (also called a

## Categories

- [Windows Server](https://ykcomputer.co.uk/category/windows-server/)
- [Windows XP](https://ykcomputer.co.uk/category/windows-xp/)
- [Windows](https://ykcomputer.co.uk/category/windows/)
- [Active Directory](https://ykcomputer.co.uk/category/active-directory/)
- [Windows 7](https://ykcomputer.co.uk/category/windows-7/)
- [Windows 8](https://ykcomputer.co.uk/category/windows/windows-8/)
- [Microsoft Office](https://ykcomputer.co.uk/category/microsoft-office/)
- [Security](https://ykcomputer.co.uk/category/security/)
- [Hardware](https://ykcomputer.co.uk/category/hardware/)
- [Microsoft Exchange](https://ykcomputer.co.uk/category/microsoft-exchange/)