We have a fix to the current issue on the blocks being stuck at 525599.
We are working on getting it compiled for all systems at the moment. So be prepaired for a wallet update.
As you can see on our block explorer,
www.c2chain.info the current block is higher than 525599, it is on 525788
Also a compiled mac version of the wallet:
https://github.com/UdjinM6/Coin2.1/releases/tag/v2.1.2-bugfixIs this mac wallet an official and safe release and could you give instructions on upgrading from version 2.1.0.0. Thanks!
And if it's the official release, please change the ANN.