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How to prepare my Mac for a new macOS installation?

Four key preparations should be completed before macOS installation: 1. Fully backup of data, use TimeMachine or external hard drive and verify integrity; 2. Organize necessary account and license information, including AppleID and third-party services; 3. Create a bootable installation USB drive to ensure the correct format and commands; 4. Clean old files and use storage management tools to free up space. Being prepared for these can significantly improve the smoothness of the installation process and avoid accidents.

Jul 11, 2025 am 01:17 AM

Install macos

How to fix Command Prompt opening and closing immediately in Windows?

Improperties that close immediately after the command prompt is turned on can be solved by checking shortcut parameters, third-party software interference, registry settings, and using PowerShell tests. 1. Check whether the shortcut target contains unnecessary parameters, and only retain %SystemRoot%\system32\cmd.exe; 2. Use the task manager to start CMD, troubleshoot third-party software interference and try to uninstall relevant software; 3. Check whether the DisableCMD value in the registry key HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\System is 1, and if so, it will be changed to 0; 4. Open PowerShell

Jul 11, 2025 am 01:16 AM

How to resolve Wi-Fi issues during macOS Internet Recovery?

When encountering Wi-Fi connection problems in macOS Internet recovery mode, you can try the following steps: 1. Check the basic network environment to ensure that the signal is normal and that other devices can access the Internet, and confirm whether the router supports the 2.4GHz frequency band of old Macs; 2. Use the Command Option W key combination to manually switch the wireless network and reconnect; 3. Force wired methods such as Ethernet or mobile phone hotspots to replace Wi-Fi connections; 4. Avoid using hidden networks or passwords with special characters to ensure accurate input. Gradually checking according to the above method can usually solve the connection problem and successfully complete the recovery process.

Jul 11, 2025 am 01:13 AM

macos wi-fi

How to fix DISM error 1009 in Windows?

When encountering DISM error 1009, first check whether the system disk space is sufficient to ensure that the C disk has at least 5GB free, and you can clean or adjust the virtual memory to free up space through disk; secondly, run SFC to scan the system files, enter the sfc/scannow command to repair the damaged file; then confirm that the Windows image path used is correct and the file is not corrupted, it is recommended to download the original ISO from the official; then try to clear the DISM cache, reset the software distribution cache by deleting the relevant temporary files in the Temp folder or executing the netstoptrustedinstaller and netstarttrustedinstaller commands; if the problem is still not solved, consider creating a new local account

Jul 11, 2025 am 01:13 AM

How to enable cookies in chrome

When enabling cookies in Chrome, you need to check privacy settings, adjust the incognito mode options, and troubleshoot the extended impact. The operations are as follows: 1. Go to Settings → Privacy and Security → Website Settings → Cookies and other website data, unblock all cookies, and choose to allow all or only first party; 2. If using incognito mode, manually turn on "Allow Cookies in incognito mode"; 3. Check whether there are ad blocking plug-ins to block cookies, and try to disable the extended troubleshooting source. Complete the above steps to resolve most cookie exceptions.

Jul 11, 2025 am 01:11 AM

How to fix Chrome's high 'System' process usage

The high resource occupancy of Chrome can be solved by the following methods: 1. Disable or uninstall the resource-occurring extensions, especially ad blocking and video downloading plug-ins; 2. Turn off the hardware acceleration function to reduce the burden on the system process; 3. Clean up the browser cache and cookies, and reset settings if necessary; 4. Update Chrome to the latest version and check system compatibility. The above steps can be tried in turn, and in most cases, it can effectively improve performance problems.

Jul 11, 2025 am 01:10 AM

chrome system process

How to fix 'The action can't be completed because the folder or a file in it is open in another program' error?

Open the resource monitor; 2. Look for relevant processes in the "CPU" or "Memory" tab; 3. End the program process that occupies files or folders. When deleting or renaming a folder prompts to be occupied by other programs, you can locate the specific process through the resource monitor and end it, thus solving the problem.

Jul 11, 2025 am 01:10 AM

The firmware partition is missing macOS installation error

When you encounter the "Thefirmwarepartitionismismissing" error, it means that the necessary firmware partition cannot be found during macOS installation. 1. First check whether the disk has an EFI partition (usually 200MB to 500MB FAT32 or MS-DOS format). If not, it needs to be created manually; 2. The EFI partition can be repaired or rebuilt through terminal commands (such as diskutillist and gptadd) and formatted into the correct format; 3. Black Apple users should ensure that the EFI partition is mounted, the boot configuration is complete, the BIOS enables UEFI mode and the installation disk is correctly made; 4. When replacing the hard disk or migrating the system, make sure that the cloning tool copy the EFI partition, and create it manually if necessary.

Jul 11, 2025 am 01:09 AM

macos firmware

Why does Chrome keep asking to be the default browser

Chrome repeatedly prompts to set it as the default browser because it regularly checks the status and tries to maintain the preferred location. 1. The default settings may be reset after the system is updated, so you need to manually re-specify and confirm all protocol relationships; 2. Chrome's periodic background detection results in duplicate prompts, so you can turn off the background to run or uninstall Chrome; 3. The Chrome residual program is not completely deleted and triggers a prompt, so you should completely uninstall and clean up legacy files; 4. Third-party software or extensions may interfere with the default settings, and related applications and task plans need to be checked.

Jul 11, 2025 am 01:08 AM

chrome default browser

How to fix Windows update error 0x80070002?

Error 0x80070002 can be solved by: 1. Run Windows Update Troubleshooting to automatically repair permissions, services, or network issues; 2. Free up disk space and run sfc/scannow and DISM commands to repair system files; 3. Reset update components, including stopping services, clearing caches, and restarting services; 4. Update or uninstall conflict drivers and recently installed updates. These steps can be tried in turn and usually can effectively solve the problem.

Jul 11, 2025 am 01:05 AM

How to resolve Windows Update error 0x80240034?

The solution to Windows Update error 0x80240034 includes: 1. Check the network connection to ensure that you can access the Microsoft update server normally, try to open https://windowsupdate.microsoft.com; 2. If you are in the company or school network, run netshwinhttpresetproxy to reset the proxy settings; 3. Use a wired connection to replace wireless, and close the third-party firewall or antivirus software; 4. Run the command prompt as an administrator, stop the wuauserv, cryptSvc, bits, msserver services in turn, and rename SoftwareDistribution and ca

Jul 11, 2025 am 01:02 AM

How to remove bookmarks from chrome

To clean Chrome bookmarks, you can do it by manually deleting, batch deleting, or clearing them all. If you only delete individual bookmarks, you can right-click to select "Delete" or "Remove from Bookmark Bar"; if batch processing is required, press Ctrl Shift O (Windows) or Command Shift O (Mac) to open the Bookmark Manager, check or right-click to delete the target folder; if you need to completely clear, delete all contents under the main folder in turn, but this operation cannot be restored, so you need to be careful. If you delete it accidentally, you can go to "Deleted Bookmarks" to recover.

Jul 11, 2025 am 12:59 AM

Microsoft Edge keeps changing my search engine to Bing

MicrosoftEdgekeepsresettingthedefaultsearchengineduetoupdates,syncissues,extensions,orpolicies.1.GotoSettings>Privacy,search,andservices>Addressbarandsearch>Managesearchenginestosetyourpreferredone.2.EnsureBingisnotlistedasdefaultunderyourpr

Jul 11, 2025 am 12:57 AM

bing

How to use Chrome's built-in memory inspector

To troubleshoot memory leaks using Chrome Memory Checker, first open DevTools and switch to the Memory tab. The specific steps are as follows: 1. Open the developer tool (right-click the page to select "Check" or press F12/Ctrl Shift I); 2. Switch to the Memory panel; 3. Click "Takesnapshot" to take memory snapshots; 4. Analyze the number of objects and memory usage through views such as Summary and Comparison; 5. Compare snapshots at different time points to find abnormally growing objects. Common memory leak scenarios include uncleared DOM references, event listeners and timers. The usage situation of the Performance panel and closure should be combined with the use of the performance panel and closure during troubleshooting.

Jul 11, 2025 am 12:55 AM