1. Create Interesting Content
Content is the main attraction of YouTube viewers. So, creating interesting content is the most important way to increase YouTube viewers.
Good content will not only be seen a lot, but also can get a positive response from the audience. For example, in the form of likes, comments, shares, and subscriptions. The higher the engagement on your video, the greater the chance it will appear on the timeline and be at the top of the search page.
Serve content that has its own value and is relevant to your goals for creating a YouTube channel. For example, in the form of educational content, tutorials, or content that is entertaining.
If you can consistently create interesting content, your YouTube video audience will definitely increase. In fact, not infrequently they will share videos to other social media. So that your YouTube viewer will increase.
2. Do Keyword Research
Usually, visitors will type certain words in the search field. If your video is relevant to that word, it can appear at the very top. The possibility of the video being clicked is even greater.
Well, to be able to achieve these results, you need to do keyword research. This strategy can also be a way to increase YouTube viewers.
With keyword research, you can determine the right keywords for your YouTube content. So, your video ranking in search results can increase according to relevant keywords.
You can use tools such as Google Keyword Planner to help you do keyword research.
With Google Keyword Planner, you will know which keywords people are currently searching for. Not only that, you can even get inspiration to make the next video based on the volume or difficulty level of certain keywords.
As a result, your video will be full of visitors. Why? Because the video content that you have is in accordance with what the audience is looking for.
Now, if you have found the appropriate keywords, you will easily create video descriptions and tags. (This description and tag discussion will be discussed in another point).
3. Optimization of the Title of Your Video Content
The content title is also important to increase YouTube views. It has also been confirmed by YouTube that titles can influence users to click on videos.
4. Tips, make a title that matches your YouTube content.
Don't clickbait, okay? Besides being able to disappoint users, titles that don't match the content will also make your YouTube channel's reputation bad. Now, there are some more powerful ways to make a good title that gets lots of clicks.
First, add a phrase with brackets at the end of your title sentence. Do not believe? In fact, adding brackets to the title works. 
Second, add numbers to your title. This figure can be:
Current year
Number of ways or steps for video tutorials
Number of lists for listicle videos
other numbers that are still related to your video content.
Third, create a title with 40-50 characters. According to a study by Justin Briggs, videos with titles less than 50 characters rank well on YouTube searches.
Try these three methods to get better rankings and more clicks.
5. Write Video Descriptions Exactly
Writing video descriptions appropriately is also one way to increase YouTube viewers. The reason is that an explanation of the video will help viewers make sure the video is the way they want it. Also, according to YouTube, the video descriptions will make their algorithm easier.