Step 1: Open "Create App" in Spotify Developer.
Step 2: Fill in the following details
| App name | FlowApple |
| App description | Upgrade Your Spotify Experience |
| Redirect URIs | https://applesang.github.io/flowapple/callback |
| API/SDKs? | Check "Web API" |
Step 3: Click "View Client Secret"
Step 4: Copy "Client ID" And Paste In "Client ID"
Step 5: Copy "Client Secrect" And Paste In "Client Secrect"
Step 6: Click "Authorization" And Done!