Mobiles
Get help to manage mobile settings, change plans, troubleshooting and more.
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Common questions
- What are Upfront Plans?
- What's the mobile 4G Smart Antenna & how do I install it?
- How do I repair or replace my device?
- How do I replace my screen or device with Upgrade & Protect?
- What's extra data and how is it different to excess data charges?
- Can I pay for a mobile or tablet in monthly instalments?
- How do I cancel my mobile or mobile broadband service?
- Can I change my Pre-Paid service to post-paid and vice versa?
Common questions
- 3G network closure
- Frequently asked questions about 3G closure
- How can I extend my mobile device's battery life?
- What's the mobile 4G Smart Antenna & how do I install it?
- How do I unlock my phone from the Telstra network using IMEI?
- What is Wi-Fi calling and SMS?
- How do I use dual SIM with eSIM or SIM cards?
- How do I return accessories?
- What are Smart Device Security Standards?
- How do I manage Mobile Speed and Latency Optimisers?
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Common questions
- What can I do if my mobile reception is interrupted?
- What is the Mobile Black Spot Program?
- What are network diagnostics in My Telstra?
- What do I do if my voicemail stopped working?
- How do I troubleshoot an issue with Mobile Speed or Latency Optimiser?
- How do I factory reset my device?
- How do I restart my device?
- What if I’ve received a scam email, phone call, or SMS?
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