How to get Dropbox API access token?

1.Create an app in your Dropbox account

Go to https://www.dropbox.com/developers/apps/create

a) Authorize, if you weren’t.

b) Choose Scoped access on the first step.

c) Choose Full Dropbox access on the second.

d) Give your app a name. That name will become a folder in your Dropbox account.

e) Push ‘Create app’ button.

2. Set permissions

You’ll be presented with your app’s settings.

a) Go to the Permissions tab.

b) Set permission as on the screenshot. Read access is required, and write access is required if, in your workflow, you need to create or change files.

c) Press "Submit" at the bottom.

3.Generate access token

a) Scroll down to ‘OAuth 2’ block

b) Set access token expiration to "No expiration". 

c) Press the ‘Generate’ button near the ‘Generated access token’ text.

d) After the token is generated, you’ll see a string of letters and numbers, which looks something like this:

This is your Dropbox API access token. You should now hand over this token to your developer.