Noted That:

• To install correctly this switch-jq-version.zip .
• Fisrt Download the switch-jq-version.zip to your computer
• Extract/Open switch-jq-version.zip to Your Computer.
• Then, Find readme.txt file inside switch-jq-version.zip and Open readme.txt .
• Now, Read the Requirements of this plugin. Which Wordpress Version and PHP Version are required to run this Plugin in Your Wordpress Site.
• Then, Follow the Tips Below.

Start the Tips:

1. First Download " switch-jq-version.zip " Plugin to your Local Computer. (Click Download)

2. Then, Login to your " yourdomain.com/wp-admin " Dashboard.

3. Then, Click on " Plugins " + " Add New " from left sidemenu of Dashboard.

4. Now, Click on "Upload Plugin" button.

5. Now, Browse " switch-jq-version.zip "  Downloaded plugin from your computer, Where you downloaded switch-jq-version.zip According to Step – 1 Above then, click on " Install Now"

6. Now, Click on " Active Plugin"

7. Then, See left sidemenu. " Switch jQuery Version " folder is added on left sidemenu. Now, Click on " Switch jQuery Version " folder.

   Noted that: If you do not see " Switch jQuery Version " folder on left sidemenu then, see at left sidemenu " Settings " or " Tools ".

8. Now you configure yourself oR Watch video tutorial below about  Switch jQuery Version Configurtions and Settings or How to work " Switch jQuery Version " in your WordPress site.

After Activated Plugin According to Step-6 then,

1. Go to " Plugins " + " Installed Plugin " from Wordpress Admin Panel Leftside Menu.
2. or Direct go to: https://yourdomain/wp-admin/plugins.php
3. Then, Find " Switch jQuery Version " Activated Plugin from Plugin List.
4. Then, Click on " Settings " from Plugin that is Switch jQuery Version
5. Now, Edit/Add/Config the setting and Click on " Save Changes " button,

Updgrading From A Previous Version

To upgrade from a previous version of this plugin, delete the entire folder and files from the previous version of the plugin and then follow the installation instructions below.

Installing The Plugin

Extract all files from the ZIP file, making sure to keep the file structure intact, and then upload it to /wp-content/plugins/ .

This should result in the following file structure:

- wp-content - plugins - switch-jq-version - lang | readme.txt | switch-jq-version-zh_CN.mo | switch-jq-version-zh_CN.po | switch-jq-version-zh_TW.mo | switch-jq-version-zh_TW.po | switch-jq-version.pot | LICENSE | license.txt | options.php | readme.txt | switch-jq-version.php

Then just visit your admin area and activate the plugin.

See Also: “Installing Plugins” article on the WP Codex