Social Office and Liferay Sync on Liferay 6.2

[Luis Eduardo Barreto Santamaria，修改在10 年前。]

Hello community

We have some question about : Social Office and Liferay Sync

At this moment we are using liferay 6,2 and we need management Social office and liferay Sync but we do not found a version available to this platform, for that reason we are asking us:
1. if exist a version that allowed work on liferay version 6.2
2. One kind of this extension which we can use in free form or pay form
3. What kind of extension we can use to mangement documents on liferay 6.2?

Att:
[e-mail]
From Colombia