Make a full backup of your device to your PC using Windows Explorer, which must be set to show ALL files (including system and hidden files), then
Originally Posted by BACON
Start reading here:
Select a map type here:
860.3101 may be fine. Scroll down to UK&RI, copy and paste the meta:-
C2 FA 99 58 53 7A 74 CA 4B C0 A3 25 67 C7 21 6B United_Kingdom_and_Republic_of_Ireland-254.meta
to a file named Meta.txt using Notepad, download the map from the UK & IR 860.3101 link, unpack the map, put the Meta.txt file into the map folder, download Albert's EasyActivator from here:
Unpack using Winrar, follow instructions in PDF to patch map in PC map folder (use 'Use TT8_Keygen.exe, get the Device ID from your TT or browse to the ttgo.bif file in your backup), select map folder on PC, browse to Meta.txt (on PC), Generate the *.dct file for your map, copy map folder to your device, enjoy.