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how to change User Account Control settings

To adjust the UAC settings of Windows, first press Win S to search for "UAC" or "UserAccountControl" and click "Change User Account Control Settings"; you can also enter through the control panel. 1. Always notify: prompts when the program runs and system changes, which is the safest but most disturbing; 2. Default settings (recommended): prompts when the program changes the system, which balances safety and convenience; 3. Notify only when the program tries to change: does not block the desktop, reduce interference; 4. Never notify: close the prompt completely, does not recommend, reduce security. It is recommended to select the third level to take into account both safety and experience. If you need to turn it off, you can adjust the slider to the lowest and restart it to take effect. Some functions may be limited after adjustment, and family users recommend that you keep the default or the second time.

Jul 21, 2025 am 03:06 AM

how to find large files on Windows

Finding large files on Windows can be achieved through system tools and third-party software. ① Use the File Explorer search function, enter "size:>Large" or specify the size such as "size:>100MB" in the search box, and sort it by size, suitable for the situation where the approximate location is known; ② View the large file list classified by the system through "Settings>System>Storage>Large Files", and clean up useless files; ③ Use tools such as WinDirStat or TreeSizeFree to generate visual charts, scan the entire disk to visually display the file usage, which is suitable for in-depth investigation. The three methods have their own applicable scenarios. The system comes with its own tools to meet daily needs, and third-party software provides more complete

Jul 21, 2025 am 03:05 AM

what is my default gateway

The default gateway is the exit from your device to the external network, usually the router's local IP address, such as 192.168.1.1 or 192.168.0.1; on Windows, you can view it by entering the Win R → input cmd → running the ipconfig command; Mac can search in System Settings → Network → Advanced → TCP/IP; enter the Wi-Fi settings of iPhone/iPad and click the "i" icon to view the "router" information; Android phones view the gateway in Wi-Fi details; the default gateway can be used to log in to the router to modify settings, troubleshoot network problems and configure advanced functions, but it cannot be directly accessed from the external network.

Jul 21, 2025 am 02:43 AM

how to partition a hard drive

The partition hard disk needs to back up the data and select the appropriate tool. Steps include: 1. Back up important data to prevent loss caused by operation errors or power failure; 2. Select the system-owned or third-party partitioning tools such as disk management, EaseUS, etc.; 3. Close the interfering program to ensure stable operation; 4. Windows users use disk management to compress volumes and create new simple volumes to complete partitions. Pay attention to the need for third-party tools to adjust the partition after disk C; 5. Mac users use disk tools to add partitions and select the correct format; 6. Pay attention to the difference between the main partition and the logical partition, operate the system disk carefully, confirm the target partition before formatting, and use 64-bit tools to deal with large-capacity hard disks.

Jul 21, 2025 am 02:33 AM

Hard disk partition

How much does it cost to build a PC

ThecosttobuildaPCdependsonitsintendeduse,withbudgetbuildsstartingat$600–$1,000,mid-rangesystemscosting$1,000–$1,500,andhigh-endsetupsexceeding$1,500.1)Budgetbuildsaresuitedforbasictasksandlightgaming,usingentry-levelCPUslikeRyzen3orCorei3,integratedo

Jul 21, 2025 am 02:11 AM

pc cost

how to check RAM type DDR3 or DDR4

To determine the memory type supported by the motherboard, the most direct way is to view the motherboard instruction manual, but if there is no instruction manual, you can use the following methods: First, enter BIOS/UEFI to view the memory specifications; Second, use CPU-Z software to read the memory information; Third, view the memory type in the task manager; Fourth, view the tag information on the memory stick. These methods are suitable for different scenarios and can be selected according to actual conditions.

Jul 21, 2025 am 02:01 AM

How to lock computer with keyboard

To lock the computer with a keyboard, 1. Windows users press Windows key L; 2. Mac users press Command Control Q; 3. If the default shortcut keys cannot be used, you can create a custom shortcut through system settings, third-party tools or terminal commands. The above method is suitable for different devices and scenarios, and the operation is fast and mouse-free.

Jul 21, 2025 am 01:35 AM