Windows
9 questions
How to speed up Windows?
•Disable unnecessary startup items.
•Clean up the disk.
•Defragmentation (HDD only).
•Update drivers.
•Add RAM or SSD.
How to open Command Prompt as admin?
•Win+X → Terminal (Admin).
•Search for cmd → right-click → Run as admin.
•Win+R → cmd → Ctrl+Shift+Enter.
•PowerShell similarly.
•Windows Terminal recommended.
How to fix BSOD?
•Record the error code.
•Safe mode: Shift+restart.
•Update/rollback drivers.
•sfc /scannow.
•DISM /Online /Cleanup-Image /RestoreHealth.
How to reinstall Windows?
•Download Media Creation Tool.
•Create bootable USB.
•Boot from it (F12/F8 at startup).
•Choose clean install.
•Format the system partition.
How to free up disk space?
•Settings → System → Storage → Cleanup.
•Delete temporary files.
•Empty Recycle Bin.
•Uninstall unnecessary programs.
•WinDirStat for analysis of used space.
Windows: how to configure updates, drivers, and restore points?
Start with requirements: what should work, budget/performance/security limitations. Then choose a solution.
Windows: how to diagnose performance and service issues?
Practice for Windows: create a checklist (installation, configuration, backup, updates) and go through it once — this reduces the number of 'mysterious' problems.
Windows: how to enhance security: Defender, BitLocker, accounts?
Answer for Windows: updates and backups are more important than fine-tuning. Automate backups and enable 2FA.
Windows: how to automate tasks (PowerShell, Task Scheduler)?
For Windows: it’s useful to find the original source (documentation, release notes) and reproduce the problem with a minimal example.