Microsoft has released some optional cumulative updates for Windows 10 1909, 1903 and 1809. These are the first optional updates since they were discontinued in March due to the COVID-19 pandemic.
Previously, Microsoft had optional updates in the third and fourth weeks of each month, called "C" and "D" weeks, respectively, and followed the security update of week "B" in Patch Tuesday that is.
The optional update is now available in week C and the company calls it the "Preview" release.
The update (does not contain security updates) "Preview" for Windows 10 in versions 1903 and 1909 raises the OS number to 18362.997 and 18363.997, respectively. Both contain the same updates because the two operating systems share a common kernel system. The update of Windows 10 in version 1809 uploads the build at number 17763.1369.
There is a very large list of bug fixes, including some that will be welcomed by users of Windows 10 in 1903 and 1909. For example, a well-known issue that prevents Internet access when using certain wireless modems (WWAN). This issue affected the devices with Windows 10 from update KB4535996 released on February 27th.
It also encounters an error that prevented Excel from working for some users.
Microsoft says it also managed to fix File Explorer to allow users to delete previous terms from the search box, and another problem with File Explorer was that it would not work when users opened folders with raw images. .