On April 7 KST, JYP Entertainment made an official announcement regarding Jackson on GOT7's official fan page. 

The notice stated, "Jackson will not be participating in the schedules on Saturday, April 7, 2018, and on Sunday, April 8, 2018, due to health issues."

GOT7 is scheduled to hold a fan sign event, as well as for a 'GOT7 x LieV' on the April 7. Another fan sign event is scheduled for April 8. 

JYP Entertainment informed that the decision was made as the artist needed a break in order to recover his health, and asked fans for their understanding. Further updates on Jackson will be announced in the near future. 

Stay tuned.