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You can find this file in - usr/share/enigma2/keymap.xml
You can access and edit file with WinScp editor for example.
You must include some rows in specific places. For example [<key id="KEY_COMPOSE" mapto="cancel" flags="mr"/>] -this key is mapped as [exit]or [cancel].[<key id="KEY_HOMEPAGE" mapto="menu" flags="mr"/>]- this key is mapped as [menu] and etc...
I attach my keymap file for Mutant HD60 and MX3 Air Mouse for example.For the Vu+ sure file will have other content. Be careful, only add rows to the right sections.
R,G,Y,B buttons - They must be learned by the original remote (in user manual of MX3 Air Mouse is explained how ). This buttons and Power buttons is IR, all others are WiFi 2.4 GHz.
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