Microsoft has acknowledged a serious issue affecting users of classic Outlook for Windows: CPU usage spikes up to 50% just from typing emails. First appearing in builds released since November 2024, this bug is now hitting users across several update channels—including Current, Monthly Enterprise, and Insider—leading to power drain, sluggish performance, and user frustration.
In this episode, we unpack:
- What’s causing the CPU spike when typing
- Why Microsoft’s workaround is a trade-off between stability and security
- How switching to the Semi-Annual Channel may help
- The long and growing list of classic Outlook bugs, from calendar sync errors to crashes and UI glitches
- What this means for IT teams managing enterprise deployments
- Whether it’s finally time to move to the “New Outlook” or look at alternatives
We also explore Microsoft’s update channels, why managing Outlook versions is so complex, and what this bug reveals about the future of the classic Outlook client.
🔧 Fix pending. Workarounds available. But is this the tipping point?
#Outlook #Microsoft365 #EmailClient #ITAdmin #SysAdmin #TechPodcast #ProductivityApps #InfoSec #PatchTuesday
