Before proceeding any CMS version upgrade, Oryon strongly recommend you to take backup of your full website and databases for safety purposes.
Step 1: Log into your Prestashop admin dashboard.
Step 2: Locate the ‘Modules tab’ under menu toolbar and click on the Modules option.
Step 3: Now click on the ‘1-click Upgrade module’, if it is not already installed, then click on the Install button.
Step 4: Under the ‘1-Click Upgrade module’, click on the ‘Update It’ button that will display the checklist for performing the Prestashop CMS upgrade.
Step 5: Now put your Prestashop website under Maintenance mode and make sure the check list showing green symbol.
Step 6: Now, you can proceed version up-gradation using the ‘Update’ link and remove the maintenance mode once the upgrade process gets completed.