Verified Solutions & Setup Guides
Step-by-step instructions for setting up Tobii Eye Trackers with detailed screenshots and verified configurations for ALS communication
Communication TechnologyAbout Tobii Eye Tracker 5:
- Gaming device — NOT designed for accessibility
- Does NOT support Windows Eye Control natively (Requires beta driver installation to use Windows Eye Control)
- compatible with OptiKey
What You Need
Hardware
Software Downloads
System Requirements
- Windows 10 or 11 (64-bit)
- RAM: 8 GB or more
📋 Quick Steps Overview
Important: OptiKey v4 does NOT support Eye Tracker 5. You must use OptiKey Classic v3.2.5.
Step-by-Step Installation Guide
Download & Install Tobii Driver
This driver allows your computer to communicate with the eye tracker.
1. Download the Driver:
- Go to: gaming.tobii.com/getstarted
- Under "1. Select the hardware", choose "Tobii" (Eye Tracking)
- Under "2. Select Tobii device", choose "Tobii Eye Tracker 5"
- Click "DOWNLOAD DRIVER"
Select "Tobii Eye Tracker 5" and click "DOWNLOAD DRIVER"
2. Install the Driver:
- Find the downloaded file:
Tobii.EyeTracker5.Offline.Installer_4.183.0.30025 - Right-click the file Select "Run as administrator"
- Follow the installation prompts, click "Next" until finished
- The installer will also install Tobii Experience Software
Tobii Experience Software installing — wait for completion
Connect Tobii Eye Tracker 5
- Attach the Eye Tracker 5 to the bottom center of your monitor using the magnetic mount or double-sided tape
- Plug the Eye Tracker 5 into a USB port on your computer
Setup Tobii Experience App
This app calibrates your eyes for tracking:
1. Open the App:
- Click the Start Button
- Type:
Tobii Experience - Open the app
- If not found: Open Microsoft Store, search "Tobii Experience", and install it
Tobii Experience App: Main interface with calibration and display setup options
2. Display Setup:
- Click "Set up display" button
- Align the on-screen lines to the physical marks on top of your eye tracker
- Click "Done" when aligned
Display Setup: Move the dashed lines to align with the marks on your Tobii Eye Tracker 5
3. Calibrate:
- Click "Improve calibration" button
- Follow the dots on screen with EYES ONLY — keep your head still
- Look at each dot until it disappears
- Save your calibration profile when complete
Calibration: Look at each blue dot until it disappears — keep your head still
Verify Installation
After installation, check that all required software is installed:
- Open Settings → Apps & Features
- Search for
Tobii - You should see 3 apps:
- Tobii Experience (the app from Microsoft Store)
- Tobii Experience Software For Windows
- Tobii Experience Software For Windows (EyeTracker5) — the driver
Apps & Features should show these 3 Tobii components after successful installation
Install OptiKey
OptiKey is the actual software used for communication.
You MUST use Version 3 (OptiKey Classic).
1. Download:
- Go to: optikey.org/help/versions
- Scroll down to find the "OptiKey Classic (V3)" section
- Click: "Download OptiKey Pro Classic (v3.2.5)"
OptiKey versions page — download from "OptiKey Classic (V3)" section, NOT V4!
2. Run the Installer:
- Find the downloaded file:
OptiKeySetup-3.2.5-Pro.exe - Right-click → "Run as administrator"
- The Setup Wizard will start
OptiKey Pro Setup Wizard — click "Next" to continue
3. Select Eye Tracker:
- When prompted, select "Tobii Eye Tracker 5" from the dropdown
- This configures OptiKey to work with your device
Select "Tobii Eye Tracker 5" from the eye tracker dropdown
4. Complete Installation:
- Click "Install" to begin the installation
- Wait for the installation to complete
Click "Install" to complete the OptiKey Pro installation
Use OptiKey for Eye Tracker 5
1. Open OptiKey:
- Launch the program from the Start Menu
- The OptiKey keyboard will open on your screen
2. Test & Verify:
- The keyboard should show "Pointing: Tobii Eye Tracker 5" in the info panel
- Look at keys to type — your gaze controls the cursor
- Try typing a message to test the eye tracking
OptiKey Pro v3.2.5.0 showing "Pointing: Tobii Eye Tracker 5" — Setup confirmed!
OptiKey keyboard in action — type by looking at keys
- Recalibrate: Click "RE-CALIBRATE" button on OptiKey keyboard (bottom-left)
- Dwell Time: Adjust in Settings → Pointing & Selecting
- Language: Hindi keyboard available! Go to Settings → Words
OptiKey Pro Classic v3.2.5 working with Tobii Eye Tracker 5
Setup Complete! You now have: Tobii Experience Driver v4.183.0.30025, Tobii Experience app, and OptiKey Pro Classic v3.2.5. Full eye tracking control of keyboard, mouse, and speech output is now available through OptiKey.
Experimental setup using a discontinued beta driver to enable Windows built-in Eye Control.
About Tobii Eye Tracker 5:
- Gaming device — NOT designed for accessibility
- Does NOT support Windows Eye Control natively
- Requires beta driver installation to use Windows Eye Control
- Beta driver is discontinued — may have stability issues
What You Need
Hardware
Software Downloads
Warning: This uses a discontinued beta driver with no official Tobii support.
System Requirements
- Windows 10 or 11 (64-bit)
- RAM: 8 GB or more
📋 Quick Steps Overview
Step-by-Step Installation Guide
Remove Old Tobii Files (Clean Start)
Before installing the beta driver, remove old or conflicting Tobii files to ensure a clean installation:
1. Check Apps & Features → search "Tobii"
- if no Tobii software or driver found, proceed to Step 2
- If found, uninstall ALL entries:
- Tobii Experience Software
- Tobii Eye Tracker 5 Drivers
- Tobii Service
- Any other Tobii entries
2. Restart Computer
- Restart after uninstalling all Tobii software
- This ensures all services are fully stopped
After cleanup: "We couldn't find anything to show here"
Download & Install Beta Driver
- Download the beta driver from: TousLesDrivers (warning: This is NOT an official Tobii download)
- File name:
Tobii.EyeTracker5.Offline.Installer_5.0.0.6035.exe - File size: 5.3 MB
- Right-click the installer and select "Run as Administrator"
Beta driver installation in progress
Verify Installation in Apps & Features
After installation completes, verify the driver was installed:
- Open Settings → Apps & Features
- Search for "tobii" again
- You should now see: "Tobii Device Drivers For Windows (EyeTracker5)"
- Size: ~6.82 MB
Tobii Device Drivers successfully installed
Connect Tobii Eye Tracker 5
- Attach the Eye Tracker 5 to the bottom center of your monitor using the magnetic mount or double-sided tape
- Plug the Eye Tracker 5 into a USB port on your computer
Display Setup & Calibration in Tobii app
1. Launch Tobii Experience & Set Up Display:
- Launch Tobii Experience from Start Menu (auto-installed from Microsoft Store)
- Click "Set up display" button when prompted
- Align the on-screen lines to the physical marks on top of your eye tracker
Display Setup: Click "Set up display" → Align the dashed lines with the physical marks on your Tobii Eye Tracker 5
2. Run Calibration:
- Position yourself within the tracking zone (45-95 cm from screen)
- Click "Improve calibration" in Tobii Experience
- Adjust the screen angle or slightly elevate PALS bed until the two white dots are visible in the center
- Follow dots on screen with EYES ONLY — do not move your head
- Look at each dot until it disappears
Calibration Screen: Look at each blue dot until it disappears — keep your head still
Enable Windows Eye Control
Navigate to Windows Eye Control Settings:
- Open Settings → Ease of Access (or Accessibility in Windows 11)
- Select Eye Control from the left menu (under "Vision" section)
- Toggle "Turn on eye control (EN-US keyboard layout only)" to ON
- RESTART your computer if windows eye control doesn't work
- After restart, Eye Control should recognize the tracker
- The Eye Control launchpad (toolbar) will appear at the top of screen
Windows Settings → Ease of Access → Eye Control with toggle ON
- May crash on startup with newer Windows builds
- Compatibility issues with some Windows updates
- No official support from Tobii — driver is discontinued
If you experience problems: Switch to Tab 1 (OptiKey) for a stable experience.
Setup Complete! You now have: Beta Driver v5.0.0.6035 and Windows Eye Control enabled. Use the Eye Control launchpad for keyboard, mouse, and navigation.
Good option for Windows Eye Control — used by many PALS.
Discontinued: Tobii no longer sells the Eye Tracker 4C. You will need to purchase a used unit from eBay or other second-hand marketplaces.
About Tobii Eye Tracker 4C:
- Native Windows Eye Control support — no workarounds needed
- Discontinued — only available second-hand now
What You Need
Software Downloads
System Requirements
- Windows 10 (64-bit) — Core Software is NOT compatible with Windows 11
- RAM: 8 GB or more
📋 Quick Steps Overview
Step-by-Step Installation Guide
Download Tobii Core Software
- Go to: gaming.tobii.com/getstarted
- Select "Tobii Eye Tracker 4C"
- Select "Tobii Eye Tracking Core Software"
- Download Tobii Eye Tracking Core Software v2.16.8
Download Page: Select "Tobii Eye Tracker 4C" and "Tobii Eye Tracking Core Software", then click Download
Install & Restart
- Run the downloaded installer
- Complete installation
- Restart your computer ( optional )
Installation: Run the downloaded installer and wait for Tobii Eye Tracking to start up
Verify Installation
- Check settings → Apps & Features → search "Tobii" → should show v2.16.8
Verify Installation: Apps & Features should show "Tobii Eye Tracking" v2.16.8.214 (760 MB)
Connect Tobii Eye Tracker 4C
- Attach the Tobii 4C to the bottom center of your monitor using the magnetic strip or double-sided tape
- Plug into USB 3.0 port
- Wait for Windows to detect the device
Verify Tobii Service is Running:
- Press
Win + R, typeservices.msc - Find "Tobii Service" → should show "Running"
Display Setup & Calibration
- Launch Tobii Eye Tracking → Click "Set up display"
- Align the on-screen lines to the physical marks on top of your eye tracker
Display Setup: Move the dashed lines to align with the marks on your Tobii 4C
Run Calibration:
- Click "Improve calibration" in Tobii Eye Tracking app
- Look at each blue dot until it explodes — keep your head still
- Save your calibration profile after success
Calibration: Look at each blue dot until it explodes, then save your profile
Enable Windows Eye Control
- Go to: Settings → Ease of Access → Eye Control
- Toggle "Use eye control" to ON
- Eye Control toolbar will appear on screen
Enable Windows Eye Control from Ease of Access settings