According to media outlet reports on March 22, Onew is currently preparing to release his solo comeback album some time in April. This will mark Onew's first solo comeback in approximately 3 years and 4 months, since the release of 'BLUE' in December of 2019.
Earlier this year, Onew hinted at his plans to return with a solo album during an appearance on SBS's 'My Little Old Boy'. He said, "If you will wait just a little longer, I think I will be able to repay you with good music soon."
Can't wait for spring with Onew's voice!
[UPDATE] A representative of SM Entertainment has now confirmed, "It's true that Onew is preparing to release his solo album in April. Please look forward to it."