I can't install theme - Stylesheet is missing

Common issue that can occur when installing a WordPress themes is “The package could not be installed. The theme is missing the style.css stylesheet.” error message being displayed when uploading and activating the theme.

One of the reasons you may receive this error is if you have uploaded the incorrect file. You have 2 options for downloading your theme from your Themeforest account under Downloads Tab.

  1. All files and documentation (full zip folder). You will need to extract and locate the installable WordPress file e.g. theme-name.zip
  2. Installable WordPress file only, its name should be like theme-name.zip

If you download installable file, you simply can upload and install it on your site but If you download All files, First your should unzip pack and now install theme-name.zip file via your site

Dashboard > Appearance > Themes > Add New

Full installation guide: https://help.market.envato.com/hc/en-us/articles/202821510