As you may know, there are two most popular ways of installing Magento 2 extension. The first one is to use COMMAND LINE and the second one is to install manually.

1. Magento 2 install extension
using command line or
manual installation

2. I. MAGENTO 2 INSTALL EXTENSION
Option 1: Magento 2 install extension using COMMAND LINE
(Recommended)
 Step 1: Download/purchase the extension
 Step 2: Unzip the file in a temporary directory
 Step 3: Upload it to your Magento installation root
directory
 Step 4: Disable the cache under System >> Cache
Management
 Step 5: Enter the following at the command line:
 php f bin/magento setup:upgrade
 Step 6: After opening Stores >>Configuration >>Advanced
>> Advanced, the module will be shown in the admin panel

3. Magento 2 Install Extension using command line

4. Option 2. Magento 2 install extension manually
 Step 1: Download/purchase the extension
 Step 2: Unzip the file in a temporary directory
 Step 3: Upload it to your Magento installation root directory
 Step 4: Disable the cache under System >> Cache Management
Edit app/etc/config.php file and three line code:
‘Ves_Megamenu’ => 1,
‘Ves_Setup’ => 1,
 Step 5: Disable the cache under System >> Cache Management
 Step 6 : After opening Stores >> Configuration >> Advanced >>
Advanced, the module will be shown in the admin panel.

5. >> UPGRADING DATABASE
If you need to upgrade the database, run the
following command line:
php f bin/magento setup:dbschema:upgrade

6. II. IMPORT SAMPLE DATA
• Go to admin >> Ves_Setup >> Import
• Select the sample data file
• Select Import Configuration
• Refresh the cache under System >> Cache
Management

7. Import Sample Data

8. Thank you for your attention!