To get the Yandex Disk key
1. Create your app using the link https://oauth.yandex.ru/client/new/.
2. Fill in the data and click Create app:
Redirect URI
Data access
cloud_api:disk.write
cloud_api:disk.read
cloud_api:disk.app_folder
cloud_api:disk.info
3. Go to the created app in My App tab and copy the ClientID
4. Go to https://oauth.yandex.ru/authorize?response_type=token&client_id=ClientID, use the ClientID of the created app. After clicking on the link, a page with the required token will open
5. The received token must be indicated in the Tentaculo settings
To get the Google Drive key
1. Go to the developer portal: https://console.cloud.google.com/
2. Create a project
3. Select the created project via Select
4. Search for Google Drive API and enable it
5. Go to the Credentials tab and create a service account
6. Enter your account name and set editor rights
7. Create a JSON key in the Keys tab
8. Move the resulting JSON to a convenient place and indicate the path in the Tentaculo settings
9. Create a folder on the disc where the files will be stored and grant editor rights to the created service account