Application
Appearance, language, window behavior, startup, downloads, and notifications.
The Application tab holds OPAL’s general preferences plus the embedded Download and Notification settings.
Appearance & language
| Setting | Default | Notes |
|---|---|---|
| Theme | Auto | Light / Dark / Auto — Auto follows your OS prefers-color-scheme |
| Language | Auto | Auto detects from your OS locale; registered languages selectable |
Window behavior & startup
| Setting | Default | Notes |
|---|---|---|
| Minimize on close | Off | Closing minimizes to tray instead of exiting |
| Minimize to tray | Off | Minimize to the system tray on startup |
| Open on startup | Off | Launch OPAL when you log in |
There’s also a Rerun Setup Wizard button here to re-launch the onboarding wizard on demand.
Download settings
| Setting | Default | Notes |
|---|---|---|
| Max concurrent downloads | 3 | 0 = unlimited |
| Max connections per download | 3 | Up to 16 |
| Throttle download speed | Off | |
| Speed limit | 10 | Value paired with the unit below |
| Speed unit | Mb/s | Mb/s or Kb/s |
| Schedule downloads | Off | Restrict downloads to a time window |
| Schedule window | 00:00–23:59 | HH:mm; windows crossing midnight are handled |
See Downloads for how these behave in the queue.
Notification settings
Native OS notifications, controlled per severity. A master switch turns all of them off at once.
| Setting | Default |
|---|---|
| Notifications enabled (master) | On |
| Warnings | On |
| Errors | On |
| Successes | On |
| Status info (lifecycle events) | Off |
| Debug (progress/internal, throttled) | Off |