![OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support](https://zemez.io/opencart/wp-content/uploads/sites/7/2018/01/upgrade_oc_step1.png)
OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support
![frontend - How to install theme in OpenCart 3.x latest version as it is not showing header and products pages - Stack Overflow frontend - How to install theme in OpenCart 3.x latest version as it is not showing header and products pages - Stack Overflow](https://i.stack.imgur.com/o6M3U.png)
frontend - How to install theme in OpenCart 3.x latest version as it is not showing header and products pages - Stack Overflow
![OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support](https://zemez.io/opencart/wp-content/uploads/sites/7/2018/01/extract.png)
OpenCart 2/3.x. How to install a theme over the existing store (using "update" package) - Zemez Support
![frontend - How to install theme in OpenCart 3.x latest version as it is not showing header and products pages - Stack Overflow frontend - How to install theme in OpenCart 3.x latest version as it is not showing header and products pages - Stack Overflow](https://i.stack.imgur.com/ZASai.png)