Upload the instagramfeedgallery.ocmod.zip file from Extensions > Installer. Then Go to Extensions > Modules.You will see the Instagram Feed & Gallery module.Click on Intall. After successful install You can configure the settings as per your requirements.

Extract the zip file.open the 2.3x/2.x folder.Upload admin,catalog folder to your server from the "Upload" folder.
Then Go to Extensions > Modules.You will see the Instagram Feed & Gallery module.Click on Intall. After successful install You can configure the settings as per your requirements.

Enable the module status. Choose the option accoding to your needs. Add tab name and description. Add Custom CSS. Use the sync button to download the instragram feeds. Set on any page from Design > Layouts