Add Week Number — To Windows Calendar 2021

He clicked through the settings. Display options. Calendar options. Time zones. Weather bar. But nowhere— nowhere —was there a simple checkbox that said: “Show Week Numbers.”

Then something weird happened. A Microsoft product manager, a woman named Priya who actually read the feedback hub, stumbled across a thread titled “Add week number to Windows Calendar” —a request that had been sitting there, ignored, since 2018. The thread had 47 upvotes. And then, in the last two weeks, 12,000 new comments, all linking to Mark’s GitHub.

Priya slid a printout across the table. It was a screenshot of Mark’s script output. “He solved it in 400 lines of PowerShell, Dale. In one night. While eating a cold burrito.”

He clicked through the settings. Display options. Calendar options. Time zones. Weather bar. But nowhere— nowhere —was there a simple checkbox that said: “Show Week Numbers.”

Then something weird happened. A Microsoft product manager, a woman named Priya who actually read the feedback hub, stumbled across a thread titled “Add week number to Windows Calendar” —a request that had been sitting there, ignored, since 2018. The thread had 47 upvotes. And then, in the last two weeks, 12,000 new comments, all linking to Mark’s GitHub.

Priya slid a printout across the table. It was a screenshot of Mark’s script output. “He solved it in 400 lines of PowerShell, Dale. In one night. While eating a cold burrito.”