Do not use Jaxx to store large amounts of ETH, because they have a known security vulnerability, which the CTO suggests will not be fixed. No doubt it's convenient though. Use at your own risk.
Source: https://vxlabs.com/2017/06/10/extracting-the-jaxx-12-word-wallet-backup-phrase/
User reported USD $400,000 stolen from this vulnerability:
https://cointelegraph.com/news/jaxx-wallet-vulnerability-users-report-400k-funds-thefts
Thanks for the info, Can you store ETC in My ether wallet?
For ETC, you can try this instead: https://classicetherwallet.com/
Sweet thanks!