Hi @Tryingagain, so sorry that this is happening.
If you are not happy with your coverage at a specific address then we can check if its impacted by network works or its coverage issue.
Please refer to our Help & Support page here for further assistance. If the issue still continues then you are best to speak with our Technical Support team via the messaging service to assist you further.
If for some reason you’re unable to, if you have a social media (Facebook or Twitter) account then please send a PM to Optus on Facebook or a DM on Twitter with the details for further assistance mentioning you’re unable to use the My Optus app.