I tried LM 13 , mate, cinnamon, xfce and kde.
ONLY in KDE bluetooth works fine; the other have problems to connect with PC (Situation accepted by LM developers)
LM13 MATE (Desktop), LM13 KDE (Notebook)
HP Pavilion g4-1316br, AMD Quad Core, 1,5 GHz, ATI Radeon Graphics 6520G and 7450M, Broadcom BCM4313 wireless card
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