Saturday, October 21, 2017

迅雷9下载问题 Xunlei download error

Error Message: "根据当地法律法规 文件无法下载"

决解方案: 打开文件夹 C:\Windows\System32\drivers\etc, 修改 "hosts" 文件, 加以下文字:


Solution: Go to C:\Windows\System32\drivers\etc, edit "hosts" file, add line below:

Restart Xunlei

Tuesday, September 6, 2016

Ads pop up when unlock android phone

Every time unlock the android phone, some advertisement app will execute in fullscreen. You cannot found in downloaded apps, it overwrite the system app.

Device: Redmi note 3 pro
Rooted: No
MIUI: (stable)

sample ads

1. Go to Setting -> Installed apps -> All, find the app. My case the ads app under ""
2. Disable the app (on bottom)

You have to root your phone if want to uninstall the app

Please let me know if you have better solution.

Thursday, May 22, 2014

Install Hyper-V Server 2012 in VM VirtualBox

When try to install Hyper-V Server 2012 will get the error as below

Your PC needs to restart.
Please hold down the power button.
Error code: 0x000000C4


  1. Go to command prompt by click START, type cmd.
  2. Find your virtual machine name that want to install Hyper-V server, to list down all existing virtual machine,type "c:\Program Files\Oracle\VirtualBox\VBoxManage.exe" list vms
  3. After found the VM name, type this command: "c:\Program Files\Oracle\VirtualBox\VBoxManage.exe" setextradata [your vmname] VBoxInternal/CPUM/CMPXCHG16B 1
  4. Done.
For more info pls refer

Tuesday, April 1, 2014

Chromecast connection to Unifi

To connect Google Chromecast to unifi internet:-

  1. Go to router setting,,TM Unifi router default username and password as below:
    • Username: operator
    • Password: h566UniFi
  2. Go to Advance -> Advance Network. 
  3. Check "Enable Multicast Streams"

Monday, March 10, 2014

NO USB Debugging Mode in Android 4.2

  1. Open Setting, go to About Device
  2. Tap the Build Number 7 times
  3. Developer Options menu will appear