Windows8.1

Windows 8.1 : Internet Information Services is not installed by default. To add features, you need to enable and install the Internet Information Services checkbox in Control Panel -> Uninstall a program -> Turn Windows features on or off.

Although the Windows firewall setting is enabled by default on a Windows 8.1 computer, the communication port may be blocked and unavailable depending on the application software you want to use. This article describes how to disable the Windows firewall that does not block the communication port.

On a Windows 8.1 computer, you can check the applied Windows Update updates (security patches) by displaying / outputting them using the GUI or commands (PowerShell / command prompt). In this article, we will explain the procedure for checking 5 types of updates.

Disk Cleanup is a feature that frees up disk space by deleting unnecessary files. You can free up disk space by deleting files such as "downloaded program files", "temporary Internet files", and "Recycle Bin". Disk Cleanup is an effective method when the C drive is under pressure and Windows is slow and the drive is running low on free space.

You can check the specifications of Windows 8.1 from "System". It is a procedure to check the specifications of Windows 8.1 by checking the number of supported bits at the time of heavy operation of Windows 8.1, PC replacement, software installation, etc. This section describes how to check the processor, installed RAM (installed memory), number of bits, and edition.

In order to connect and recognize the hard disk / SSD to be added separately from the hard disk / SSD on which Windows 8.1 is installed, "Disk Management"-> "Initialize Disk"-> "Unallocated" area on the OS Must be formatted. After formatting, it can be used as a new partition (D drive, E drive, etc.).

In this article, we will explain the procedure to remove a Windows 8.1 Pro edition PC that is domain-joined to AD (Active Directory) from the domain and return it to the workgroup. Changes to the workgroup can be made from the system properties screen.

You can find the location where you can search for users, contacts, groups, computers, printers, etc. of domain resources in Active Directory Domain Services (AD DS) from "Search Active Directory". This article describes the procedure for searching from a domain-joined Windows 8.1 device.

Domain join of Windows 8.1 runs on Windows 8.1 Pro (Windows 8.1 Edition does not have domain join function) or higher edition. Also, as a prerequisite for joining an Active Directory domain, make sure that the IP address of the domain controller is set in the "DNS Server" settings, and then perform the procedure.

There are two manual installation methods for "New Microsoft Edge" that can also be used with Windows 8.1, and the installation procedure differs depending on the Internet connection environment or offline environment. This article describes two installation methods.

If you want to create an additional local user for Windows 8.1, you can create it by right-clicking "Windows Mark" at the bottom left of the desktop-> "Computer Management"-> "System Tools"-> "Local Users and Groups". * For Windows 8 / Windows 8.1 editions, local users and groups are not displayed on the "Computer Management" screen. Must be Pro edition or above.

Checkdisk is a drive error checking tool used by the Windows OS standard. If a system error or bad sector (area where data cannot be recorded) is detected and an error is found, it may be possible to repair it with Checkdisk. This article explains how to execute the check disk and how to check the result using the event log.

If you no longer need Internet Explorer installed on your Windows 8 / 8.1 computer, you can uninstall (disable) Internet Explorer 11 using the Control Panel or the PowerShell command. * It is also possible to reinstall after deleting Internet Explorer.

If the computer does not work due to a sudden restart, blue screen error, or freeze when using Windows8.1, there may be a problem with the OS, disk, or memory. First of all, we recommend the standard Windows software "Windows Memory Diagnostic". This time, I will introduce how to check the log result in the Windows Memory Diagnostic and event viewer.

.NET Framework 3.5 may be required depending on the application used on the Windows 8.1 PC. By default (initial state), ".NET Framework 3.5" is not installed in the OS. This time, I will explain how to manually install .NET Framework version 3.5.