Cant choose Theme after install on server

Cant choose Theme after install on hosting. please help Theme was installed how it sayed on instructions

Opencart version 3.0.2.0
Theme https://themeforest.net/item/techone-pr ... e/20784715

Last Update 12 April 18
Created 1 November 17
High Resolution No
Compatible Browsers IE9, IE10, IE11, Firefox, Safari, Opera, Chrome, Edge
Compatible With Bootstrap 3.x
Software Version OpenCart 3.0.2.x, OpenCart 3.0.1.x, OpenCart 3.0.0.x, OpenCart 2.3.0.x
ThemeForest Files Included Layered PNG, PHP Files, CSS Files, JS Files
Columns 3
Documentation Well Documented
Layout Responsive
Tags clean, creative, e-commerce, fashion, flat design, furniture, minimal, modern, multipurpose, responsive, shop, shopping, store, supermarket, tech-shop

First goto Extensions->Themes and install there
Then it should show under settings