The download has been withdrawn while the app is reworked.
We would rather offer nothing than ship something that installs tens of gigabytes onto your PC and then does not reliably earn. When it is ready, this page will say so.
If you are already running it, nothing has been taken away — but there are no updates to fetch while this notice is up.
The rest of PCoin is unaffected: the node, the wallets and mining all continue as normal.