Why Is Patch Tuesday Important?
It’s always the second Tuesday of each month and is sometimes referred to asUpdate Tuesday.
See ourWindows 8.1 Updatepiece for more on what this is and how to upgrade.

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What Do These Patch Tuesday Updates Do?
These patches from Microsoft update several individual files involved in making Windows and other Microsoft software work.
How Do I Know If I Need These Security Updates?
This includes Windows 11 and Windows 10, plus supported Server versions of Windows.
Several other products are also receiving patches this month.
These issues are classified ascritical, while most others are less serious and classified asimportant,moderate, orlow.
Are There Any Non-Security Updates This Patch Tuesday?
Microsoft’s Surface tablets also usually getdriverand/or firmware updates on Patch Tuesday.
you might get all the details on these updates from Microsoft’sSurface Update Historypage.
Individual update histories are available for Microsoft’s Surface devices.
There may also be non-security updates included this month for Microsoft software other than Windows.
SeeHow to Check for and Install Windows Updatesif you’re new to this or need some help.
it’s possible for you to usually find links to any non-security Office updates on theOffice Updatespage.
Updates are typically not available to consumers for individual installation.
SeeDo I Have 32-bit or 64-bit Windows?if you’re not sure which downloads to choose.