Overview: Customize your Linkus Mobile Client to meet your individual needs. From audio settings to presence configuration and advanced security options - optimize your mobile business communication for maximum productivity.
Settings Overview
Accessing Settings
Navigation: Tap your account in the top-left corner → Settings
Settings Categories
| Category | Description | Key Features |
|---|---|---|
| Presence Settings | Configure status and call forwarding | Automatic switching, ring strategy |
| Audio Options | Manage sound quality and devices | Ringtone, echo cancellation, codec |
| Advanced Settings | Professional features and functions | Auto answer, call waiting, outbound prefix |
| Theme Settings | Customize appearance and design | Light/dark mode, system default |
| Security | Protection and access control | IP restriction, external calls |
Presence Settings
Available Presence Statuses
| Status | Icon | Description | Typical Usage |
|---|---|---|---|
| Available | 🟢 | Ready for calls and messages | Normal working hours |
| Away | 🟡 | Temporarily unavailable | Short breaks, meetings |
| Do Not Disturb | 🔴 | No interruptions desired | Important appointments, focus time |
| Lunch Break | 🍽️ | On lunch break | Meal times |
| Business Trip | ✈️ | Traveling on business | External appointments, travel |
| Off Work | 🏠 | Work day ended | After work hours |
Configuring Presence
Manual Presence Switch
- Open Current Presence
Go to Your Account → Current Presence. - Select Status
Choose the desired status from the presence list. - Confirm Change
The new presence status and associated settings become active immediately.
Set Temporary Presence
- Open Temporary Presence
Go to Current Presence → Set Temporary Presence. - Configure Time-Limited Status
- Set Presence to: Choose desired temporary status
- For: Set duration of temporary status
- Presence Information: Optionally add a note
- Save Temporary Presence
Tap "Save". After the time expires, status automatically returns to previous setting.
Automatic Presence Switching
Requirement: Your system administrator must have configured business hours and holidays.
- Open Business Hours Settings
Go to Settings → Advanced → Switch Business Hours Status. - Configure Status for Different Times
- Tap the desired time
- Select a presence status for this time
- Save the setting
- Enable Automatic Switching
Presence switches automatically based on configured times.
Configure Call Forwarding
Forwarding Types
| Condition | Description | Use Case |
|---|---|---|
| Always | Forward all incoming calls | Complete redirection during absence |
| No Answer | Forward only unanswered calls | Backup when unreachable |
| When Busy | Forward only when on another call | Handle parallel calls during conversations |
Configure Ring Strategy
- Open Presence Settings
Go to Current Presence → Presence → Settings icon. - Set Ring Order
- Ring First: Which endpoints should ring first
- Ring Secondly: Which endpoints ring if first attempt fails
- Set Ring Timeout
Define how long to ring (5-300 seconds).
Audio Settings
Basic Audio Options
Access: Settings → Audio Options
| Setting | Description | Availability |
|---|---|---|
| Ringtone | Select a ringtone to distinguish Linkus calls | All platforms |
| Vibrate | Phone vibrates for incoming Linkus calls | Android only |
| Dial Pad Tones | Audio feedback when dialing | All platforms |
Advanced Audio Quality
Optimize Audio Quality
- Open Audio Options
Go to Settings → Audio Options. - Adjust Quality Settings
- Echo Cancellation: Removes echo during calls
- Codec: Choose between u-law, a-law, iLBC, G722, G729, Opus
- ICE: Improves call quality by reducing latency
- Audio Gain Control: Adjusts volume for received and transmitted audio
- Test Settings
Make test calls to find optimal settings.
Note: ICE settings require restarting Linkus to take effect.
Enable Audio Debugging
- Turn on Debugging
Enable "Audio Debugging" in Audio Options. - Confirm Recording
Confirm in the pop-up that calls will be recorded for debugging purposes. - Submit Problem Reports
During audio issues, recordings are automatically submitted with problem reports.
Advanced Settings
Access: Settings → Advanced
Configure Auto Answer
Auto Answer for Regular Calls
Requirement: Linkus iOS Client version 5.8.2+ or Android Client version 5.8.3+
- Enable Auto Answer
Turn on "Auto Answer". - Configure Settings
- Play Auto Answer Tone: Beep sound on automatic answer
- Auto Answer Delay Time: 0-60 seconds waiting time
- Test Function
Have someone call you to test automatic answering.
Auto Answer for Paging/Intercom
- Enable Paging Auto Answer
Turn on "Auto Answer Paging/Intercom". - Additional Options
- Play Auto Answer Tone: Enable beep sound
- Paging/Intercom Calls Barge In: Answer even during active calls
Call Waiting and Car Bluetooth
Configure Call Waiting
| Setting | Enabled | Disabled |
|---|---|---|
| Call Waiting | New calls during conversations are displayed | New calls go to voicemail or forwarding |
Enable Car Bluetooth
- Allow GSM Calls
Enable "Allow GSM calls during calling". - Confirm Function
Confirm activation in the pop-up window. - Bluetooth Connection
Connect your phone via Bluetooth to the car for call control via car display.
Manage Outbound Prefix
Add Prefix
- Open Outbound Prefix
Go to Advanced → Outbound Prefix. - Create New Prefix
Tap the plus (+) symbol in the top-right corner. - Enter Prefix Details
- Prefix Name: Unique identifier
- Prefix Number: Area code or dial code
- Save Prefix
Tap "Save" to complete.
Use Prefix
- Long press the call icon next to a number
- Tap "Dial through PBX"
- Select the desired prefix
- Linkus adds the prefix and dials the number
Theme Settings
Requirements:
- iOS 13+ or Android 10+
- Linkus iOS Client version 5.14.3+ or Android Client version 5.14.4+
Design Modes
| Mode | Description | Benefits |
|---|---|---|
| System Default | Automatically follows system settings | Consistency with other apps |
| Light Mode | Light interface with dark text | Better readability in daylight |
| Dark Mode | Dark interface with light text | Easy on eyes in low light |
Configure Theme
- Open Theme Settings
Go to Settings → Select a Theme. - Choose Mode
- Automatic: Keep "System Default" enabled
- Manual: Disable "System Default" and choose desired mode
- Apply Changes
- iOS: Immediate application
- Android: Save and restart Linkus
Security Settings
External IP Restriction
Security Note: This setting restricts incoming calls for security reasons.
- Enable IP Restriction
Go to Settings → Advanced → "Restrict External IP". - Activate Protection
Turn on the "Restrict External IP" switch. - Understand Impact
Emergency Call Settings
Requirements:
- System administrator has configured emergency numbers
- Linkus iOS Client version 5.5.9+ or Android Client version 5.5.8+
Enable Emergency Call via Mobile Number
- Open Emergency Settings
Go to Advanced → "Call Emergency via Mobile Number". - Enable Feature
Turn on "Call Emergency via Mobile Number". - How it Works
Emergency numbers are dialed directly via your mobile number, not through the PBX system.
Additional Configurations
iPhone-Specific Settings
Call History Synchronization
- Configure CDR Sync
Go to Advanced → "Sync CDR to iPhone". - Enable/Disable Synchronization
- Enabled: Linkus call logs appear in native iPhone Phone app
- Disabled: Call logs remain only in Linkus
Apple CarPlay Integration
Requirements:
- iPhone with iOS 15 or later
- Linkus iOS Client version 5.15.8 or later
- Optional: PBX Server version 84.19.0.70+ for all features
Set Up CarPlay
- Connect iPhone to CarPlay
Connect your iPhone via USB or wirelessly to Apple CarPlay. - Confirm Connection
When prompted, tap "Connect" on your iPhone. - Use Linkus in CarPlay
Linkus appears on the car display with following functions:- Call Logs: View recent calls and call back
- Favorites: Frequently contacted people
- Directory: Browse all contacts
- Voicemail: Listen to messages or call back
Use Siri Integration
| Method | Instruction | Example |
|---|---|---|
| Voice Command | Activate Siri by voice | "Hey Siri, call 5503301 using Linkus" |
| From Linkus | Directory → "Ask Siri to Make a Call" | "Call 5503301 using Linkus" |
Note: Siri currently supports calls via phone numbers only, not contact names.
App Management
Update Linkus
- Update Notification
Linkus shows a daily pop-up with new features of the current version. - Manual Update Check
Go to Settings → About → Upgrade. - Perform Update
- Tap "Update Now"
- Installation package is downloaded
- Installation proceeds automatically
Report Problems
Report Problem During Use
- Open Help & Feedback
Go to Your Account → Help & Feedback. - Report Problem
Tap "Report a Problem". - Describe Problem
- Problem Type: Select category
- Occurred Time: When the problem occurred
- Description: Detailed problem description
- Email: Your contact email address
- Send Report
Tap "Submit" to complete.
Report Login Problem
- Tap "Help & Feedback" at the bottom of the login page
- Tap "Report a Problem" at the bottom
- Describe the login problem in detail
- Provide your email address for feedback
🔧 Troubleshooting
Problem: Settings not saving
- Check your internet connection
- Restart the Linkus app
- Log out and log back in
- Update the app to the latest version
Problem: Poor audio quality despite optimization
- Test different codec settings
- Check your network connection
- Enable audio debugging for problem reports
- Use a headset for better quality
Problem: Auto answer not working
- Check app version (minimum 5.8.2/5.8.3)
- Ensure the feature is enabled
- Check delay time settings
- Test with different call types
Problem: CarPlay doesn't show Linkus
- Check iOS version (minimum iOS 15)
- Ensure Linkus is at least version 5.15.8
- Disconnect and reconnect CarPlay
- Restart iPhone and car system
Problem: Presence doesn't switch automatically
- Check if business hours are configured
- Contact your administrator
- Check timezone settings
- Ensure automatic switching is enabled
✅ Best Practices
Presence Management
- Configure meaningful presence information
- Use temporary presence for planned absences
- Set up automatic switching for regular work hours
- Configure sensible call forwarding for each status
Audio Optimization
- Test different codecs for your network environment
- Enable echo cancellation in noisy environments
- Use ICE for better connection quality
- Adjust audio gain as needed
Security
- Enable external IP restriction in unsecure networks
- Configure emergency calls via mobile number for emergencies
- Regularly review your security settings
- Use strong passwords and 2FA when available
Productivity
- Use auto answer in suitable work environments
- Configure outbound prefixes for international calls
- Set up CarPlay for mobile productivity
- Use theme settings for better usability
Maintenance
- Keep the app regularly updated
- Report problems promptly for better support
- Back up important configurations with screenshots
- Test new features in a safe environment
Team Coordination
- Coordinate presence strategies within the team
- Use consistent call forwarding strategies
- Share best practices for audio settings
- Coordinate business hours configurations
🎉 Excellent! You have optimally configured your Linkus Mobile Client. With these professional settings, nothing stands in the way of efficient and secure mobile business communication.
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