If you are using Window Defender Antivirus (Windows 10), update it to its latest malware definition in before installing or upgrading to WinWarbler 9.3.3. This release - in a macro containing the command, properly sends characters preceding the command - with the Keying panel on the Configuration window's CW tab set to "serial port RTS", "serial port DTR", "PTT port RTS", "PTT port DTR" or "parallel port", transmits CW for "international" characters Ä, ä, Æ, æ, Á, á, Å, å, É, é, Ñ, ñ, Ö, ö, Ø, ø, Ü, and ü (tnx to Knut LA9RY and Björn SM7IUN) - updates the CW.htm and CWKeystrokes.htm documentation files Notes: 1. Update your firewall and anti-malware applications to consider this new version of WinWarbler to be "safe" a. JOTTI virus scan: 0 of 15 scanners detected malware in this version's executable b. VirusTotal: 1 of 71 scanners detected malware in this version's executable c. submitted to Microsoft for analysis by Windows Defender: no malware detected in this version's executable 2. If this upgrade doesn't work correctly, see the "After an Upgrade" section of 3. After upgrading, to revert to the previous version of WinWarbler, see WinWarbler 9.3.3 is available via the DXLab Launcher or via 73, Dave, AA6YQ