One, MySQL introduction
MySQL is a relational database management system developed by the Swedish company MySQL AB and currently belongs to Oracle's products. MySQL is one of the most popular relational database management systems (RDBMS). MySQL optimizes SQL query algorithms to effectively improve query speed; supports multi-threading, makes full use of CPU resources, and supports multiple users; provides management, inspection, and optimization Management tools for database operations. Due to its small size, high speed, low total cost of ownership, especially the characteristics of open source, it is currently widely used in small and medium-sized websites on the Internet
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2. Download address
pan.baidu.com/s/1lguOdvKWVwRPfcx9kzCx5Q
[Extract code]: wxvg
Third, the installation of the software package
Recommend using 7-zip, this article uses 7-zip
(1): Unzip the installation package
(2): Right-click the installation package to install
(3): Check [I accept the license terms] for the installation protocol and click [Next].
(4): Select [Custom] and click [Next].
(5): Expand the sub-files of [MySQL Servers] in turn. 
(6): Double-click [MySQL Server 8.0.17-X64].
(7): Check [Documentation] and click [Next]. 
(8): Click [Execute].
(9): Click [Next].
(10): Click [Next].
(11): Click [Next] 
(12): Click [Next]
(12): [MySQL Root Password] enter the password you want to set, [Repeat Password] enter the set password again, and then click [Next] .
(13): Uncheck [Start the MySQL...] and click [Next].
(14): Click [Execute].
(15): Click [Finish]. 
(16): Click [Next].
(17): Click [Finish].
(18): Click the [Start] menu in the lower left corner, then click to select [MySQL 8.0 Command Line Client] and drag it to the desktop to create a desktop shortcut.
(19): Right-click the [MySQL 8.0 Command Line Client] software icon and select [Open File Location]. 
(20): Select the installation directory of the software, then right-click and select [Copy].
(21): Right-click [this computer] and select [Properties].
(22): Click [Advanced System Settings], then click [Environment Variables].
(Twenty-three): Find the [Path] variable under the system variable and double-click it. 
(24): Click [New], right-click the blank box and select [Paste]. 
(25): Use the shortcut key [Win+R] to open the running interface, enter [mysql -u root -p] and click [OK]. 
(26): Enter the password set in step 12, and then press the Enter key (Enter).
When [Welcome to the MySQL monitor] appears, it means [MySQL8.0] is successfully installed.
(27): Double-click to open the [Navicat-64] folder in the decompressed [Mysql8.0] folder.
(Twenty-eight): Right-click [Navicat Premium v12.1.20 x64] and select [Run as administrator].
(29): Click [Next].
(30): Select [I agree] and click [Next].
(Thirty-one): Click [Browse] to change the installation path. It is recommended to install on a disk other than Disk C. You can choose to install on Disk D or other disks. After selecting the disk, a [Navicat Premium 12] file will be automatically generated Folder, and then click [Next].
(32): Click [Next].
(Thirty-three): Click [Next].
(Thirty-four): Click [Next]. 
(Thirty-five): Installing (it takes about 1 minute).
(36): Click [Finish]. 
(37): Double-click to open the [Navicat-64] folder in the decompressed [Mysql8.0] folder, and then double-click the [Crack] folder.
(38): Right-click [Keygen_Patch] and select [Run as administrator].
Reminder: If there is no [Keygen_Patch] file, please turn off the computer's anti-virus software and firewall (Win10 system also needs to turn off Defender) and then unzip it again.
(Thirty-nine): Double-click to open the changed installation path in step 41. Here, open the software installation path as E:\Navicat Premium 12, then click to select [navicat], and then click [Open].
(Forty): Click [OK]. (Please do not close this Keygen_Patch program) (Please do not close this Keygen_Patch program) (Please do not close this Keygen_Patch program)
(41): Double-click the [Navicat Premium 12] software icon to run the software.
(42): Click [Register].
(Forty-three): Click [Generate] in the [Keygen_Patch] program; [Navicat Premium 12] software interface will automatically paste the key generated by [Serial Keygen] in the [Keygen_Patch] program, and then click [Activate]. 
(Forty-four): Click [manual activation].
(Forty-five): Select all the content in the software interface [Request Code], then right-click and select [Copy]. 
(Forty-six): Right-click the blank space in the box after the [Request Code] in the [Keygen_Patch] program and select [Paste].
(47) Click [Generate] in the [Keygen_Patch] program.
(48): [Activation Code] in the [Keygen_Patch] program will be automatically pasted into the [Activation Code] box of the [Navicat Premium 12] software interface, and then click [Activation].
(49): Click [OK].
(Fifty): Click [OK].
(Fifty One): Click [❌] in the upper right corner to close this window.
Fourth, connect to the database for the first time after the software is installed
(1): Click [Connect], then click [MySQL...].
(2): Enter [connection name] (customizable input), then enter [password] (this password is the password set in step 18), and then click [OK]. 
(3): Double-click [MySQL].
