https://community.sony.co.uk/t5/xperia-archive/xperia-m-locked-bootloader/m-p/3284016#M421604 <P>Why does my xperia m say 'no' beside bootloader unlock allowed? I really want to install custom roms etc. on my phone and install custom xperia themes because im sick of looking at my phone software (4.3), help?&nbsp;</P> Sat, 20 Sep 2014 19:31:27 GMT austin15 2014-09-20T19:31:27Z https://community.sony.co.uk/t5/xperia-archive/xperia-m-locked-bootloader/m-p/3284016#M421604 <P>Why does my xperia m say 'no' beside bootloader unlock allowed? I really want to install custom roms etc. on my phone and install custom xperia themes because im sick of looking at my phone software (4.3), help?&nbsp;</P> Sat, 20 Sep 2014 19:31:27 GMT https://community.sony.co.uk/t5/xperia-archive/xperia-m-locked-bootloader/m-p/3284016#M421604 austin15 2014-09-20T19:31:27Z https://community.sony.co.uk/t5/xperia-archive/xperia-m-locked-bootloader/m-p/3284017#M421605 <P>Either your phone is locked to a network and it is them that have done this or you are in a country that does not allow this feature to be available - Either way not a Sony issue</P> Sat, 20 Sep 2014 19:33:46 GMT https://community.sony.co.uk/t5/xperia-archive/xperia-m-locked-bootloader/m-p/3284017#M421605 Thommo 2014-09-20T19:33:46Z