Update of preference settings when creating posts in multitabs

For example steps: Steps:
1 Preference settings i.e. Blog post rewards is 50%/50%
2 Start creating the post
3 Open preference settings in the new tab and update Blog post rewards to Decline Payout or Power up 100% (different than the last value)
4 Move to the tab with creating post
5 Validate that Default rewards is displaying correct
6 Open Advance Settings
7 Validate that Maximum accepted payout and author rewards is set properly