Welcome to the Reddit application, a platform that brings together millions of users from around the world to share and discuss an endless range of topics. With a multitude of functions and features, Reddit offers a unique and engaging experience for its users.

1. Functions and Features:
This application allows users to create an account and join a vast array of communities called "subreddits", which are dedicated to specific topics of interest. Users can submit posts, share links, and engage in conversations through comments. Additionally, the "upvote" and "downvote" system enables users to upvote quality content, ensuring visibility for valuable contributions.

2. Most Attractive Feature:
One of the most attractive features offered by Reddit is the sense of community and the opportunity to connect with like-minded individuals. Throughout various subreddits, users can engage in insightful discussions, seek advice, share experiences, or simply find entertainment tailored to their interests.

3. Global User Count:
With its widespread popularity, Reddit attracts a staggering number of users worldwide. As of the present, the global user base of Reddit stands in the millions, making it one of the largest online communities.

4. Common User Issues:
While the Reddit application offers an immersive experience, users may encounter certain issues. Some of the most common problems reported include difficulties with navigating the interface, understanding subreddit rules, encountering trolls or offensive comments, and occasionally experiencing technical glitches.

5. Advantages and Disadvantages:
The Reddit application boasts several advantages. It provides a platform for diverse perspectives and allows users to discover new and intriguing content. The upvote system ensures visibility for high-quality contributions, and the sense of community fosters meaningful connections. However, a disadvantage is that the platform can occasionally become a breeding ground for misinformation and abusive behavior. It also requires users to familiarize themselves with subreddit-specific rules and guidelines to ensure a positive experience.

In conclusion, the Reddit application offers an inclusive and engaging platform, attracting users from various backgrounds and interests. With its diverse range of functions and features, it provides a unique space for users to connect, discuss, and explore countless topics of interest, making it a go-to platform for online communities across the globe.