Problem install joomshopping ( Do not update joomshopping)

Problem install joomshopping ( Do not update joomshopping)

Errors:
- white screen after you start the installation;
- or reinstall (Component Install: Another component is already using folder ...)

1. Need set more max_execution_time
https://www.webdesigner-profi.de/joomla-webdesign/joomla-shop/forum/posts/7/5044.html?lang=en

2. delete folders joomshopping
\components\com_jshopping
\administrator\components\com_jshopping

3. Delete table joomshoppng
all table with name
(prfix)_jshopping_(*)

4. Start install joomshopping

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