Possible reasons why external disks are not displayed： 1.connection problem： •Make sure the cables are connected correctly。The USB or HDMI connection should be plugged securely into your Mac and external drive ports。 •Try changing to a different cable，To rule out the possibility of cable failure。 2.Port problem： •If you have multiple USB ports，Try connecting the external drive to another port，Check if it is displayed on the desktop。There may be a hardware problem with the currently connected port.。 3.System problem： •Restart your Mac，to clear possible temporary data corruption。Select Apple menu > Restart or hold the power button，Then press R key to restart。 •Reset NVRAM (Non-Volatile Random Access Memory Parameter Memory)...

Sometimes your computer runs slow，Lack of storage space may be one of the main reasons。At this time，You may be wondering how much storage space you have left on your Mac。Ideally，There should always be about ten percent of storage space available on your Mac，To ensure that the computer can run smoothly。Here are the effective ways to check storage space and delete apps on Mac。 如何在Mac上检查存储 检查设备的内存实际上非常简单，Here are the steps： 1.on the menu bar，Click the Apple logo in the upper left。 2.Select "About This Mac"。 3.Select "Storage"。 This is the easiest way to view storage on your Mac，But you can go further。If you need to take a closer look at your Mac's memory usage，...

Attached is the third week of 2026，That is, the historical 1-minute data of Shanghai and Shenzhen stocks for a total of 5 trading days from 2026-01-19 to 2026-01-23。After downloading the file, please use winrar to decompress it first.，The file directory contains the data files for each stock.，Formatted as TXT text，You can open it directly to view。 If you are using FeiFox，The data import method is as shown below： If you also need historical 1-minute data in other formats，Please leave a message in the comment area。Currently, only historical 1-minute data in TXT format is provided.。...

Attached is the third week of 2026，That is, the historical 5-minute data of Shanghai and Shenzhen stocks for a total of 5 trading days from 2026-01-19 to 2026-01-23。After downloading the file, please use winrar to decompress it first.，The file directory contains the data files for each stock.，Formatted as TXT text，You can open it directly to view。 If you are using FeiFox，The data import method is as shown below： If you also need historical 5-minute data in other formats，Please leave a message in the comment area。Currently, only historical 5-minute data in TXT format is provided.。...

附件中的是2026-08-17日的沪深股票的历史分笔数据。After downloading the file, please use winrar to decompress it first.，The compressed file contains three file directories，They are Shanghai Stock Exchange、Shenzhen City、北市2026-08-17日的分笔数据文件(A total of three QRT files)，The format is QRT used by Feihu。Contains three levels of buying and selling orders，As shown below： Copy the three file directories obtained after decompression above directly to the DATA folder of the Feifox installation directory.，As shown below： If you also need historical data in other formats，Please leave a message in the comment area。Currently, only historical transaction data in Feihu format is provided.。...

Many friends don’t know much about how to import presets in Lightroom.。Today, the editor brings you a detailed tutorial on batch importing Lightroom presets.，让我们一起来学习吧！ 步骤一：准备工作 首先，Make sure you have the preset folder or preset file ready to import。 Method one：通过导入功能导入预设 打开Lightroom 在Lightroom中导入一张图片，Click the Import button。 修改照片 点击“修改照片”。 导入预设 在左侧面板点击“+”按钮，Select "Import Preset"。 Browse and select to install...

You can use keyboard shortcuts in Sketch to speed up your design process。To use keyboard shortcuts，Please press all the keys in the following list at the same time。Some commands are only enabled based on what you are doing or what you selected，All the commands are divided into the following different parts。 常用快捷方式 ⌘ C 复制 ⌘ X 剪切 ⌘ V 粘贴 ⇧ ⌘ V 粘贴选择 Space -拖动 平移画布 ⇧ ⌘ N 新建页面 fn ↑ 上一页 fn ↓ 下一页 ⌘ + 放大 ⌘ -...

What is imazing? imazing an iOS device management tool for Mac platform，The original name of the software shared on this site is "DiskAid"，Now it’s renamed “iMazing”，iMazing Mac allows us to easily manage text messages on iOS devices、Contact person、photo、video、music etc.，Conveniently transfer files between Mac and iOS devices，The interface is also very beautiful，Very good!