Postbox can be run in safe mode to help debug problems.
How to start Postbox in Safe Mode
- Go to the Help menu and select Troubleshooting
- Select Safe Mode, then click Apply and Restart.
If Postbox Cannot Start
Make sure Postbox is not already running.
From the Windows "Start" menu, choose "Run" (this is "Start Search" on Windows Vista") then type in the following:
Hold the Option key while launching Postbox (keeping it held until the window appears), and it will start in Safe Mode
Alternatively, this can be done in Terminal:
Launch Terminal (Applications / Utilities / Terminal) and then type in:
Starting Your Computer in Safe Mode
Sometimes restarting your computer in safe mode can help. Here's how:
First, place Postbox into Low DPI. Go to Preferences > Display > General and on macOS deselect "Retina Display" and on Windows select "Low DPI."