"About 40 percent of PCs currently in use can't upgrade to Windows 11, even if users want to," the letter reads. "That means when Microsoft stops providing security updates for Windows 10, those ...

Tip: Pay attention to how long your PC needs for everyday tasks. If waiting times accumulate and new software constantly jerks or crashes, it’s time to think about an upgrade. Not only will programs ...

Excess cached data can slow your Roku and cause apps to lag. A quick system reset clears this and restores smooth performance.