Microsoft's release table lists October 13, 2026 as the end of updates for Windows 11 24H2 Home and Pro; Enterprise and Education run to October 12, 2027. How to check your version, moving to 25H2 or 26H2, and why 26H1 is not an option.
Of the Windows 11 requirements, TPM 2.0 can be fixed in firmware settings if it is merely switched off. RAM and storage can be met by replacing parts. If the CPU is the blocker, there is no supported path other than replacing the PC.
Windows 10 Extended Security Updates for personal devices has been extended by a year to October 12, 2027. PCs already enrolled need no action, and unenrolled PCs can still enroll until then. The conditions and how to check, from Microsoft's official pages.
Manufacturers differ on USB-C chargers with lower wattage than the original. Apple says a Mac will charge but recommends at least the suggested wattage; Samsung says charging can become much slower or the screen may flicker and advises the original adapter.
PPI is the diagonal pixel count divided by diagonal inches. A 27-inch 4K monitor has 163.2 PPI, exactly 1.5 times QHD's 108.8, so at 150% scaling its text size and workspace match QHD at 100%.
A WPA3 network disallows outdated legacy protocols and requires Protected Management Frames. Gear certified before July 2020 is where that bites. Check the transition mode and your band names first.
Drive makers count 1GB as one billion bytes; Windows counts it as 1,073,741,824. Same storage, two rulers, so 1TB reads as 931.32GB. Here is how to tell where the unit difference ends and formatting overhead begins.
Convert refresh rate to time and 60Hz is 16.7ms, 144Hz is 6.9ms, 240Hz is 4.2ms. Going from 60 to 144 buys 9.7ms; going from 144 to 240 buys just 2.8ms. The same point is where cable bandwidth starts to bite.
A laptop spec sheet does not list one TDP but three. Using Intel's official power figures and the 56-second Tau window, here is why identical Core Ultra 7 155H laptops benchmark 1.95x apart.
QLC drives match TLC only while the SLC cache holds. Once it drains, writes collapse to 50-150MB/s and a 100GB copy stretches to nearly 12 minutes — and the fuller the drive, the sooner that cliff arrives.