I adquire 3 channel teamviewer 7 version, upgrade to version 9 and buy 2 addon version 10 total 5 channels (obs. dont permit use 2 channel with version 10 only version 9). Now Teamviewer remove old versions download (only version 10 and version 11) from site to force upgrade to version 12 for a high price.
The version 9 attend my equip and my clients and need download disponible!
My fear is that the teamviewer will start blocking previous versions to force the upgrade.
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