SF9’s Inseong has successfully concluded promotions for his first official solo album, marking a powerful new chapter in his musical journey and further solidifying his identity as a versatile vocalist and artist.
The SF9 member released his first mini album ‘Crossfade:’ on January 14, captivating fans with the title track “Mute is Off.” Inseong officially wrapped up his music show promotions with a final performance on MBC M and MBC every1’s Show! Champion on January 21, leaving a lasting impression through his emotionally rich performances and stable live vocals.
A New Vocal Chapter for SF9’s Inseong
Throughout his promotions, Inseong stood out by performing with a live band on music shows, a rare and bold choice that highlighted his exceptional vocal control and musical confidence. His performances were praised for their delicate emotional delivery, as he conveyed the song’s message with sincerity and depth—further proving his growth as a solo artist.
During his appearance on MBC’s Show! Music Core, Inseong also warmed hearts by expressing his love for SF9, holding up a handwritten message that read, “SF9 10th anniversary, let’s make it big! Happy birthday, Chani!!”—a touching reminder of his continued bond with the group even during solo activities.
IN SEONG MINI ALBUM [Crossfade:] HIGHLIGHT MEDLEY
IN SEONG 1st Mini Album [Crossfade:]
2026.01.14 6PM (KST)#SF9 #에스에프나인 #INSEONG #인성 #Crossfade #Mute_is_Off— SF9official (@SF9official) January 12, 2026

👉 Related: SF9’s Journey and Global Impact (Internal Link – UrbanAsian)
Special Fan Moments and Live Performances
Adding to the excitement, Inseong held a mini live event on the day of the album’s release, creating unforgettable memories with fans. He performed all five tracks from the album live, showcasing his impressive stage presence and vocal versatility. Acting as his own MC during the Q&A session, Inseong shared behind-the-scenes stories from the album’s creation, blending heartfelt moments with lighthearted humor.
‘Crossfade:’ — A Story of Identity and Growth
Inseong’s debut solo album ‘Crossfade:’ explores the emotional boundary where the “real self” and the “masked self” collide and gradually overlap. The title track “Mute is Off” is particularly meaningful, as Inseong personally participated in writing and composing the song, allowing listeners to experience his artistry in its most authentic form.

The album features a total of five tracks:
- Mute is Off
- Manchanga
- Trying to Love
- Memories That Are Colored By You
- You Were There Then, I’m Here Now
Together, these songs beautifully highlight Inseong’s wide vocal range and emotional expressiveness, further cementing his reputation as one of SF9’s standout vocalists.
👉 External Reference: FNC Entertainment Official Website (External Link)
What’s Next for Inseong?
Following the completion of his music show promotions, Inseong is set to take the stage as a solo performer for the first time at the ‘2026 First Music Station’ festival, scheduled to be held on January 31. Fans can also look forward to his continued activities as he seamlessly moves between solo projects and group promotions with SF9.
With ‘Crossfade:’, Inseong has proven that his voice, storytelling, and musical vision extend far beyond expectations—making this solo debut not just a milestone, but a promise of even more to come.
Photo Credit: FNC Entertainment
