In 2019, Popov's Myanmar won the group stage and the bronze medal at the South East Asian Games.

[citation needed] The team also won the Maldives FA Cup and the Supercup Milo Charity Shield.

[citation needed] New Radiant finished with 57 points, surpassing the league record of 53 set by VB Sports in 2010.

The club won the group with 15 points in 6 games and qualified for the quarterfinals, where they beat Selangor from Malaysia 2–0 after extra time.

[citation needed] Popov's debut match in the Omani League was against local rivals Al-Oruba, which Sur won 3–0.

In January 2015, Popov became the manager of Maldives national team, announced before the kick off of POMIS Cup Final.

In the Indian Ocean Islands Games, Maldives won their first match in this competition after 3 participations, beating Seychelles 2–1.

[citation needed] Under Popov's management, Kelantan qualified for that year's Malaysia Cup quarter-finals after three wins and one draw in their first four group stage matches.

On 27 September 2016, Kelantan FA (KAFA) chairman Tan Sri Annuar Musa announced that Popov had been offered a contract extension for the 2017 season.

[6] On 23 October 2016, KAFA chairman Annuar Musa announced that Popov had declined the contract extension for the 2017 season.

The team entered the semifinals in the 2019 SEA Games after winning against the host Philippines 2–1, Timor Leste 3–1, Cambodia 2–1 and drawing with Malaysia 1–1.

Myanmar claimed the men's football bronze medal at SEA Games 2019 after beating Cambodia 5–4 on penalties following a 2–2 draw at the Rizal Memorial Stadium in the 3rd place match.

Popov's coaching style emphasized aggressive attacking and high pressing, which led to a change in the team's playstyle.

In 2024 Thanh Hoa FC and Popov won the Vietnam National Cup for the second consecutive year, becoming the most successful team in the history of the club with 3 trophies from 5 possible competitions in 2 seasons.