Water Damage causing kindle to boot-loopI've got a couple yr old Kindle Fire HD 8.9" and it's stuck in a boot loop - most likely due to water damage. It will load...
"How to reverse from Windows 10 back to Windows 8"に関する回答Unless you've removed the backup that Windows 10 makes when it's installed. You can roll back pretty easily. If you have removed the rollback data, or the Windows.OLD directory. Then you're looking at a reinstall from scratch to roll back. (1) First, backup your important data. If something goes wrong you dont want to lose the family photos or taxes. (2) Once you've backed up your data. Click the Start Menu, then settings (3) There's a button for "Update and Security" click that (looks like a backward rolling arrow). (4) Select the Recovery tab, and then choose "Go back to Windows 8.1 (or 8, or 7 whatever you ugpraded from). (5) Microsoft Nag screen will come up asking why you would want to go back, and will give you some reminders about passwords, etc. Remember your old passwords from your old OS, they will get restored as well. (6) Pretty much keep clicking next and follow the on-screen prompts. There can be some flakiness with missing icons, etc. and you may need to reinstall some of your software.
"Why does the computer get slower over time?"に関する回答While the Aaron's response tells the solution; the answer to the question is manifold. Buddika's answer was quite good. Here are some other things to think about: (1) Computer hardware is static. (1.1) Computer hardware doesn't self-upgrade and so will always perform at a maximum of the level of it's current hardware. You can replace parts, bigger HDD, better Proc, etc. But unless you actually physically change the makeup of the computer, you're still talking about a limited budget for horsepower. (2) Operating Systems are dynamic. (2.1) Windows especially has software creep. As bugs and exploits are found, the OS is gradually updated over time. This causes "Software Bloat" which can really tax your system. Remember you're still running with a limited budget. So the more the OS takes up, the less is available for other things. (3) Programmers program for the future. (3.1) Applications (especially games) are designed for the current generation of PC's. With PC's always getting upgraded and faster the bar...