5G Advanced/5.5G networks set to be key engines of 5G market in 2024 . GSMA data showed 5G currently has a 20% global penetration, a level reached twice as fast as 4G/LTE networks. Key reasons for roll-out and adoption would be enterprise digitization. 5G Advanced/5.5G networks set to be key engines of 5G market in 2024 . GSMA data showed 5G currently has a 20% global penetration, a level reached twice as fast as 4G/LTE networks.