Microsoft has issued an alternative KB5058481 preview cumulative update for Windows 10 22H2 with seven changes, including reinstating seconds for time performance in calendar flyouts for already lost calendars.
The KB5058481 Cumulative Update Preview is part of the “alternative non-protection preview” schedule of Microsoft, which is usually released at the end of every month. This update allows Windows Admins to test upcoming fixes and features that will be released on Tuesday.
Unlike the patch Tuesday cumulative updates, this preview update does not include safety updates and therefore it is optional.
Windows users can install this update settingClicking Windows Update, And manually performing ‘check for updates,
As it is an alternative update, until you get the latest updates as they get available “options are capable of Windows updates, you will be asked if you want to install it by clicking on the ‘download and install’ link.

Source: Bleepingcomputer
After installing this update, Windows 10 will be updated to construct 22H2 19045.5917,
Windows 10 user can manually download and install KB5058481 preview previews updates manually Microsoft update list,
What is new in Windows 10 KB5058481
Microsoft has added some new features to this update, which mostly revolves around the calendar flyout, which is shown when you click on time and date in Windows taskbar.
Probably, the most desired change is the restoration of seconds for time performance in calendar flyout, which was Earlier removed For some Windows 10 users.
Now, if you click on time in the taskbar, the calendar flyout will display the entire time, including seconds, which is useful under some circumstances or functions.
Complete list of changes in KB5058481 update Are:
Microsoft says that the only known issue is that noto fonts appear blurred or unclear when displayed in 96 DPIs.
“Chromium-based browsers such as Microsoft Edge and Google Chrome are displayed in 96 DPIs (100% scaling),” says Microsoft, there are staining or obscure CJK (Chinese, Japanese, Korean) text reports. “
As a workaround, Microsoft says that you can set your display scaling to 125% or 150% to improve the presence of the text.