> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://support.biginterview.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# System Requirements

| Big Interview is designed to work seamlessly on a wide variety of devices and browsers.

### **Quick Checklist**

1. **Browser:** Google Chrome (preferred) or Mozilla Firefox (latest version)
2. **Do not use Safari or Microsoft Edge** — they are not compatible with Big Interview's Fast Track course
3. **Operating System:** Windows 10 or later | macOS 10.15 or later | Linux (Ubuntu 18.04 or later)
4. **Internet Speed:** Minimum 3 Mbps download/upload | Recommended 10 Mbps or higher
5. **Hardware:** Webcam (720p or higher) | Microphone | Speakers or Headphones | 4 GB RAM minimum

### **Suggested Browsers**
For the best experience, especially with the Fast Track course and webcam functionality, use one of the following:
* **Google Chrome** (preferred)
* **Mozilla Firefox**

✅ Make sure your browser is updated to the latest version.
❌ **Do not use Safari, Microsoft Edge, Internet Explorer, or other browsers.** These may cause issues with the Fast Track course or recording video and audio.

### **Operating Systems**
Big Interview is compatible with:
* **Windows:** 10 or later
* **macOS:** 10.15 (Catalina) or later
* **Linux:** Ubuntu 18.04+ and other modern distributions (some video features may vary)

### **Mobile App and Mobile Browser Compatibility**
Big Interview is available as a mobile app for iOS and Android. **Mobile and tablet support for recording answers may be temporarily unavailable during platform updates or maintenance.**
* The mobile app supports core features such as Practice Interviews and Lessons when those features are available.
* Mobile and tablet browsers are **not generally compatible with recording answers**.
* For reliable recording, use an updated version of **Google Chrome or Mozilla Firefox on a desktop or laptop**.
* If you do not have access to a computer, using an up-to-date Google Chrome browser on an iPad with **Settings → Desktop Site** enabled may allow access, but a desktop or laptop is recommended for recording and assignments.
* If recording is unavailable or a prompt remains stuck loading on a mobile device, switch to a desktop or laptop and use Chrome or Firefox.

### **Using a Smartphone or Tablet Browser**
Big Interview does not generally support recording through a regular browser on smartphones or tablets, including Android devices. For reliable recording, use an updated version of **Google Chrome or Mozilla Firefox** on a desktop or laptop computer.
If you do not have access to a computer, you can try **Google Chrome on your mobile device with Desktop Site enabled**. This may allow you to access the platform, but a desktop or laptop is recommended for assignments and recording.

A strong and stable internet connection is essential for recording and uploading videos.
* **Minimum Speeds:** 3 Mbps download and upload.
* **Recommended Speeds:** 10 Mbps or higher for smooth video performance.
* Use a wired Ethernet connection or 5 GHz Wi-Fi for the most reliable connection.
Avoid using public or shared networks that may restrict webcam or microphone permissions.

### **Hardware Requirements**
* **Webcam:** Built-in or external
* Microphone: Built-in or external USB mic/headset for clear audio
* **Speakers / Headphones:** Required for audio playback and review

### **Accessibility**
Big Interview supports screen readers and keyboard navigation.
* Compatible with **NVDA**, **JAWS**, and **VoiceOver** when using Chrome or Firefox.
* Closed captions and transcripts available for video lessons.
* For additional accommodations or accessibility issues, please contact our Support Team.

You can view our Accessibility Statement[ __here__](https://support.biginterview.com/en/article/accessibility-statement-19kqmg0/).

### **Known Issues and Tips**
* **Safari is not supported.** Users may experience blank screens or recording failures.
* **Ad-blockers and VPNs** can interfere with video uploads — disable them while using Big Interview.
* **Firewalls or security software** on managed devices may block camera/mic permissions. Check with your administrator.
* Using **remote desktop software** (e.g., Citrix, VDI, or virtual machines) may cause video issues.

If videos do not record properly, clear your browser cache and cookies.