Microsoft – Changing SID of cloned VMs

On the machine level, every computer is identified by a unique value; named Security ID or SID. SID is calculated in the process of the installation of every Windows machine. Whether the computer is part of the workgroup (or it’s just a stand-alone computer), the value of SID is not crucial. Read More …

Powershell – Check and find the product GUID of an installed MSI setup

The product code is the unique GUID of identifying an application or product release; In other words, different versions and languages of Product must have different product codes. Also, ProductCode can be used to query feature state, and product state. For example, installer API “MsiQueryFeatureStateEx()” and “MsiQueryProductState()”, etc. Read More …

WSUS – Upgrading to Windows 10 1903

Microsoft finally released its latest Windows 10 build 1903, now called May Update, last week, much delayed from its initial scheduled release in March after suffering a number of upgrade issues. Let’s see how to enable an internal WSUS server to download and deliver this new update to all corporate Windows clients. Read More …

Powershell – Find computer name and domain

Sometimes it’s useful to know the computer name and domain you are working on. The first of the following commands returns the FQDN of the computer on the format whereas the second one returns a list of information about the system. Read More …

Microsoft Edge – Open from Run or Command Prompt

As many (almost all) applications available on Microsoft Windows platforms can be called from Run command (as even from Command Prompt and Powershell). Users who have been experiencing issues with the Start menu or Start menu search can use the Run command to launch their favorite programs, admin tools and settings. Read More …

SQL Server – Performance Best Practices

Talking about SQL Server optimization, query tuning is often the fastest way to accelerate SQL Server performance. Most often system-level Read More …

Windows 10 – Hide specific User Accounts from the Logon Screen

When you have too many people using your PC, or you want to keep an account secret, use this guide to hide user accounts from the Windows 10 sign-in screen. You can do this using Windows Registry. Read More …

Enabling DNS Registration Refresh Interval

On Active Directory domains is very important that clients set automatically their own DNS names on authoritative DNS servers for Read More …

Windows – Clear Group Policy Cache

That’s quite uncommon, but if we need to clear the local cache of Group Policies Objects (GPO) on a workstation/laptop joined to a domain, there are three main methods we can use to accomplish this activity. Read More …

Powershell – Variable for Null, Empty String and White Space

More often than not, we create variables with the intent they will hold a value. We typically then choose to act upon that value. Therefore, if a variable doesn’t have value, this is something we would want to check against in our conditional logic flow. Read More …