Hashtags play a crucial role in improving visibility on TikTok. Using popular tags like #fyp (For You Page) and #foryou can help your content reach a broader audience. When choosing hashtags, ensure they are relevant to your content and are trending. It's also beneficial to combine widely-used hashtags with niche-specific ones to attract a more targeted audience. Engage with trending challenges and themes to not only boost your post's reach but also to participate in the community. Analytics tools can help track which hashtags are bringing followers and engagement. Always keep experimenting and refining your hashtag strategy for optimal results. By doing so, you can establish a stronger presence on TikTok and connect with users who share similar interests, ultimately driving more interactions and growth.