How do I group the wallet list by exchange instead of by core?

Q: How do I group the wallet list by exchange instead of by core?

Open Assets in a separate window, click the gear icon “Wallets settings” and turn on “Group cores by exchange”. You can change the width of the list column by dragging its edge; double-clicking resets the width.

Wallet settings

Click a row — or a control on the picture — to read what it does.