Create future forecast on line graph with week by week historical data

[Anonymous]

I am trying to use the 'forecast' section of the line chart. 

I have this graph:

Generate from this table:

The headers of the table are the five differently coloured lines on the graph.

However, there is no forecast button in the analytics

My searches of the web indicated that the problem is with the dates, but the data type is a date:

Does anyone know why this is happening? 

[v-yalanwu-msft · Accepted solution]

Hi, @Anonymous ,

I tested it and when  i have one line ,it will display forecast line.

But when i add another line it will display.

so when one line is working.

Best Regards,
Community Support Team _ Yalan Wu
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.