Issue: "I can see my friends online but they all see me offline and can't write back"
Assistant: "If your Real ID/BattleTag friends see you as offline in the NAME_1 Battle.net app while you are logged in, please perform the following steps: NAME_2 the Control Panel -> Click Uninstall a program -> Right-click on -> Battle.net and select Uninstall. This will begin the uninstallation process. Note: If you do not see Battle.net, look for NAME_1 Battle.net desktop app. If the client is not listed, manually uninstall the NAME_1 Battle.net desktop app. Delete the Battle.net Tools folder to remove any remaining associated helper programsReinstall the Battle.net app"
Provide instructions to fix the issue.  Provide your reponse without using the word app.
user