Many of us are still waiting for the rollout of Windows 11’s annual major update, version 24H2, which is already available for new Copilot+ PC devices, and with it, Microsoft has introduced smaller “checkpoint cumulative updates” or (‘differential updates’) intended to make monthly updates smaller and faster by only downloading the files your computer is missing - and it looks like it could already be causing problems.
Basically, your PC will grab only the new or changed parts of freshly released updates instead of downloading the whole update every time.
