Why pivot at all? Keep the content that obviously works for your site, and add more to cover additional keywords/topics.

Yes, it is possible to change and pivot the content type of the website. But you have to think twice before doing it. As your website is already ranked on google for that...

You have to effectively improve all aspects of the website. After all, you will have to wait for the effects.

To rank in the top 1 again you can do some things. Start to keep an eye on your competitors and how they make a difference and what methods they follow. Create as many hi...

This is common misconception in SEO. It's not about length at all. Always keep in mind your visitors and their search intent. Fine tune your content accordingly.

Do you see any difference in visitors behaviour? Like lower avg time on page, higher bounce rate, ... If for some reason large number of visitors bounce (pogo sticking i...

Ensure an internal page link from the key phrase as anchor text. Also, win 1 backlink for the key phrase with brand name included. Moreover, you can optimize the alt attr...

If you cover every aspect then word count of 4000 will suffice.Use LSI keywords and use original images,your original video review of the product.Don't use stock images.

I just to use Nitropack for free wordpress.It is free for upto 5000 traffic for month.It will suffice for all your Needs.Also increase the website speed.

canonical tag is the best option and