How to Activate Administrator Account in Windows 8.1

Default setting for  the Administrator account in Windows 7 and Windows 8 are disable, to use this administrator account you have to set it to enable first.

In Windows 8.1 you will not see the user and group folder from Computer Management menu. So you can't activate administrator account from Computer Management menu.

The way to active administrator account in Windows 8.1 :

• Run Command Prompt as administrator
From Metro UI (if you are on Desktop, press Windows logo on the keyboard to move or toggle between Desktop and Metro UI (User interface), then Write cmd, it will automatically search for Command Prompt.
After you see the Command Prompt,  right click on it and choose Run as administrator.

Add License Key to VMware ESXi 5

Last week when I would like to activate the VMware ESXi 5  license through vSphere client, I was confused because I didn't know where the menu location for entering the license key.

I found it after take a long time look for.

To enter the license key for VMware ESX 5 using Vsphere client :

Select ESX host 
Go to  Configuration tab
Inside Software section, choose Licensed Features
At the right of page you will see the Edit..., click it

Divide Hard Disk Windows 8

Generally when you buy a new notebook or desktop computer, it has only one  local harddisk drive letter, usually it will be the C drive only.

If you want to have new drive letter for example D or E without adding new physical harddisk, you can do by shrink the volume of C drive and make new partition for new drive.

Same as in Windows 7, to divide the partition and create a new volume in Windows 8, you can do easily without  using additional software/application.

• From the Desktop, select File Explorer, then right click at Computer
• Then click Manage.

How to Set Recovery Mode on iPhone

Recovery Mode on iPhone is needed when you want to set your iPhone to factory default setting using iTunes.

To enter to the Recovery Mode on iPhone :

• Turn off the iPhone,
(Press and hold power/sleep button for about 4 seconds, then touch and slide from left to right on slide to power off that appearing on the screen). Wait until the iPhone is really off.

• After the iPhone is off, Press and hold Home Button,
• Still hold the Home button, connect iPhone to Computer using iPhone data cable ( holding the Home Button until Recovery Mode appears on the screen).