Tony Chung Blog
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2022年3月27日 星期日
How to change the name of a user profile folder in Windows 10
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1. Try to create a new account 2. Change the new account to administrator 3. Restart computer and login with new account 4. Rename c:/Users/...
Create a local user or administrator account in Windows
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Create a local user account 1. Select Start / Settings / Accounts / Family & other users 2. Select Add someone else to this PC 3. Selec...
2022年3月25日 星期五
Computer hardware information tools
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1. CPU-Z https://www.cpuid.com/softwares/cpu-z.html 2. Speccy https://www.ccleaner.com/speccy
Command Line to get Win 7 / Win 10 / Win 11 system related information
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1. Open cmd Terminal 2. Windows version # winver 3. local computer system information # systeminfo # systeminfo | @find "...
2022年3月24日 星期四
What will happen if your windows do not activate ?
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having limited access to some basic feature: 1. customize your display 2. crucial security updates, bug fixes, or patches 3. can't lock ...
VirtualBox Keyboard Not Working on Windows 10
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VirtualBox Keyboard Not Working on Windows 10 1. Open Windows Setting Manager 2. Search "Add or Remove" 3. Removed touch pad drive...
Ubuntu VirtualBox cannot create the machine folder ___MF___ in the parent folder ___PF___.
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1. Please check ___MF___ is existed. 2. Check your privilege
2022年3月23日 星期三
Copy large file cause system hangs up on ubuntu
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1. Edit /etc/sysctl.conf 2. Added vm.dirty_background_ratio = 2 vm.dirty_ratio = 4 vm.dirty_bytes = 15000000 3. # sudo sysctl -p...
Debug a large file copy caused system hangs up (for ubuntu)
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use iotop to debug I/O issue 1. # sudo apt-get install iotop 2. # sudo iotop 3. start another terminal 4. # sync 5. to monitor the process...
2022年3月19日 星期六
Win 7 / 10 查詢變更授權
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Refer: https://read01.com/zh-tw/Le32AL.html#.YjUy9H9BxEY ( 2016/05/13 來源:紅黑聯盟) 1. 以管理員身份執行 cmd 2. "slmgr.vbs -upk"...
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