As expected, Microsoft named May 9 as the date it will issue the final updates for the debut edition of Windows 10 that launched in 2015.

Two months ago, Microsoft had —Microsoft labels feature upgrades by year and month—from March to May, but did not specify the date in the latter month. Computerworld anticipated May 9 as the end-of-support because that is the date for the month’s Patch Tuesday.

put it plainly. “The time has now come to end servicing for version 1507,” the support document read.

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By the time Windows 10 1507 slips off the list, it will have been supported for about 21 months. Part of the reason it lasted longer than Microsoft’s stated norm was because the firm issued just one feature upgrade—v. 1607—in 2016.

The next Windows 10 edition, v. 1511, could be purged from support as soon as early October. That’s because Microsoft has committed to simultaneously supporting just two Current Branch for Business (CBB) builds. At the release of N+2 onto CBB, the company starts a 60-day-or-so countdown. At the end of the 60 days, N drops off the support list. N+1 then becomes N and N+2 morphs into N+1.

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