In 2019, Ho started to become an active speaker in international human rights forum. In May 2019, Ho was invited to participate in Oslo Freedom Forum. She made a speech on the topic “Under the umbrella : Creative dissent in Hong Kong” and performed “Polar” to the audience. Followed by that is Hong Kong's anti-extradition law amendment bill protests. Ho, as a Canto-pop star turned activist, got worldwide media coverage due to her active participation in the movement. On 8 July, she attended the United Nations Human Rights Council's meeting in Geneva. During her short speech, she called on the council to remove China from the body and convene an urgent session to protect Hongkongers, sparking two interruptions by Chinese delegate Dai Demao. On 20 August, Ho participated in Singularity University's (SU) annual Global Summit and did a keynote speech about how Hong Kong people utilize technology in their social movements.
In 2019, Ho became an active speaker in international human rights forum. In May 2019, Ho was invited to participate in Oslo Freedom Forum, a global platform for human rights defenders to share their stories. She made a speech on the topic “Under the umbrella : Creative dissent in Hong Kong” and performed “Polar” to the audience.
Ho has received numerous awards. As a solo artist she has achieved IFPI's "Top 10 Best-selling Local Artists Award" for 9 consecutive years, making her one of the best-selling artists in Hong Kong. She had also won the title of "Best Female Singer" and "My Favourite Female Singer" in the CRHK Ultimate Song Chart Awards Presentation over the past years, securing her position as a leading pop diva in the city. In recent years, although she is blacklisted by China, she has started up her own record label and continued to produce music. In 2019, she has collaborated with CHTHONIC, a Taiwanese band, to make the song "Millennia's Faith Undone". The song is nominated as "Song of the Year" in the 30th Golden Melody Awards.