To delete downloads on your device, you can follow these general steps:

1. Open the file manager or downloads folder on your device. This can usually be found in the app drawer or home screen.
2. Look for a folder specifically named "Downloads" or "Downloaded files." Tap on it to open.
3. Within the downloads folder, you will see a list of downloaded files. Long-press on the file you want to delete until a menu appears.
4. From the menu, select the option to delete or remove the file. This option may vary depending on your device or file manager.
5. Confirm the deletion by tapping on "OK" or "Delete" when prompted.

Please note that the exact steps may differ slightly based on the operating system (e.g., Android, iOS, Windows) and the specific device you are using.

Regarding the term "Endogenic," it refers to processes or factors that originate from within an organism or system. If you have any specific questions related to "Endogenic," please provide more details.