https://community.sony.rs/t5/xz-series/invalid-mmi-code/m-p/3647143#M54485 <P>Hi! I have problem with my phone. I can't proceed to calls and text. And also, i can't recharge my phone it is indicated that invalid mmi code and ussd. I can open the sim toolkit but i can't register to any of the offer. Can someone help me. Thanks in advance!&nbsp;</P> Thu, 15 Aug 2019 18:36:21 GMT Ruthyp 2019-08-15T18:36:21Z https://community.sony.rs/t5/xz-series/invalid-mmi-code/m-p/3647143#M54485 <P>Hi! I have problem with my phone. I can't proceed to calls and text. And also, i can't recharge my phone it is indicated that invalid mmi code and ussd. I can open the sim toolkit but i can't register to any of the offer. Can someone help me. Thanks in advance!&nbsp;</P> Thu, 15 Aug 2019 18:36:21 GMT https://community.sony.rs/t5/xz-series/invalid-mmi-code/m-p/3647143#M54485 Ruthyp 2019-08-15T18:36:21Z