How to change the color in canvas background

[Gokul_G16]

Hi All / @Prakash_CK 

Kindly find the below snap and get us to know the over the corner back groud color chnages needed. Let me know the peasible option.

Regards,
Gokul 

[herosoftware]

Go to View

Select Format

[johnyip]

If you want to cahnge the canvas background color, click on the empty space of the canvas, and then press the circled buttons as follows.

[Gokul_G16]

Dear @johnyip ,

Thanks for run throughing my conserns, Actually i'm expected the left side image shown in some white space available in the as following snap. 
In Background canvas color can be make easily as for your suggested i would like the left some cap space only.

Regards,
Gokul

[johnyip]

You can simply insert your image there , or change the canvas background image

[Gokul_G16]

dear @johnyip ,
I'm exepcting for attached snap higligter color only would be chnages required. there is no image imported my cases..

[Gokul_G16]

Hi All,

While we open the Power BI desktop in blank file , we could see the like as following snap.

Here, i'm attaching the snap for your kind reference. we all see the left and right side would have some white sadow space. so that this white only need to change color anything..
As of now over the case in power BI desktop don't have option to explore it..

Kindly share your valuable support all,

Thanks,
Gokul