Seventeen-year-old Unnati, champion at the 2022 Odisha Masters and 2023 Abu Dhabi Masters, was no match for world No. 2 and top seed Pornpawee Chochuwong, going down 14-21, 11-21 in just 39 minutes.
India squandered a golden opportunity to return with two titles as both Lakshya Sen and the men's doubles pair of Satwiksairaj Rankireddy and Chirag Shetty signed off with runner-up finishes at the Hong Kong Open Super 500 in Hing Kong on Sunday.
Rising Indian shuttler Lakshya Sen sailed into the men's singles semi-finals with a straight-games victory over compatriot B M Rahul Bharadwaj at the Dutch Open Super 100 tournament, in Almere, the Netherlands, on Friday.
A gold medallist at the 37th National Games, Mannepalli was trailing 4-7 in the first game before rallying to 12-9. He then took control and scored six straight points from 15-11 to seal the game.
Sen will now face the winner of the other quarter-final match between Olympic champion and top seed Viktor Axelsen and India's Kidambi Srikanth on Saturday.
Prannoy saves five match points to progress, Lakshya Sen exits China Open
Indian shuttlers Lakshya Sen, Ayush Shetty, and Tharun Mannepalli progressed to the second round of the men's singles competition at the Macau Open Super 300 badminton tournament after registering fine wins on Wednesday.
Top seed and 2018 winner Shi Yu Qi of China dispatched Indonesia's Chico Aura Dwi Wardoyo 21-13, 21-8 while compatriot Li Shi Feng, world number six, came from behind to beat Canadian Brian Yang 21-11, 18-21, 21-16.
In men's doubles, Satwik and Chirag, currently ranked 15th in the world, defeated the Korean duo of Kang Min Hyuk and Kim Dong Ju 21-18, 21-10 in just 42 minutes.
Lakshya Sen is aware that his Olympic qualification is still in choppy waters but said he has been working on his "variations" and "deceptions" during the off-season to regain his world's top-10 position and seal his Paris Games berth.
India's Lakshya Sen won his second successive BWF World Tour Super 100 title with a thrilling victory over China's Weng Hong Yang in the final of the SaarLorLux Open, in Saarbrucken, Germany, on Sunday.
Lakshya Sen continued his rich vein of form as he sent the world No. 1 and top-seed Axelsen packing
Prannoy fought back to level at 13-13, but Popov surged ahead as the Indian crumbled.
Sindhu, Lakshya to head India's campaign at Asian C'ships
Later, India's challenge came to a crashing halt after the women's doubles pair of Treesa Jolly and Gayatri Gopichand lost their quarterfinals.
India's top men's doubles pair of Satwiksairaj Rankireddy and Chirag Shetty withdrew from the BWF Sudirman Cup Finals due to illness.
World No 17 Sen, started strongly and took the first game 21-15. But Lin, bounced back to claim the second 21-17.
The Supreme Court on Tuesday barred Karnataka Police from taking any coercive steps against badminton player Lakshya Sen, his family members, and coach over allegations of forging birth certificates.
In women's singles, double Olympic medallist PV Sindhu also dropped one place and is now ranked 16th.
Lakshya Sen stunned world No 2 Jonatan Christie of Indonesia in straight games
An inconsistent Lakshya Sen faltered in his opening match, while H S Prannoy endured a frustrating start to the season-opening Malaysia Super 100.
'It is a beautiful portrait of Ek Bharat, Sreshth Bharat.'
Earlier in the day, the mixed doubles pair of Dhruv Kapila and Tanshia Crasto squandered an early lead to go down 21-18, 15-21, 19-21 against Malaysia's Pang Ron Hoo and Su Yin Cheng in the second round.
P V Sindhu overcame long-time rival Nozomi Okuhara of Japan to advance to the Round of 16.
The other semi-final will feature France's Alex Lanier, who beat Taiwan's Wang Tzu-wei 21-19, 21-13, and Lee Chia-hao of Taiwan who defeated Japan's Kenta Nishimoto 21-9, 21-18.
Satwik-Chirag had lost each of the two semifinals in straight sets and their aim would be to go the distance in the upcoming tournament.
Double Olympic medallist P V Sindhu made a winning start to the Badminton Asia Championships with a straight-game win over Ester Nurumi Wardoyo of Indonesia in the women's singles while Lakshya Sen made an early exit from the men's singles draw in Ningbo, China, on Wednesday.
India secured a dominant 5-0 victory over Macau in their opening group D tie of the Badminton Asia Mixed Team Championship.
India's men's singles campaign suffered a setback as none of the players could make it past the opening round on Day 2 of the India Open in New Delhi on Wednesday.
The 24-year-old from Amalapuram expressed his gratitude to his partner for being there during this challenging time.
Young Indian shuttler Lakshya Sen took to social media and said that his debut Olympics was both an honour and a heartbreak.
Two-time Olympic medallist Sindhu defeated rising shuttler Anmol Kharb 21-17, 21-15, while Lakshya, 2021 world championships bronze medallist, powered past Malaysian qualifier Sholeh Aidil 21-12, 21-12 in another match.
Following is India's schedule on Sunday, Day 9 of the Paris Olympics: (All timings in IST)
Lakshya Sen has been in incredible form in the last six months.
Star Indian shuttlers PV Sindhu and Lakshya Sen will spearhead a strong contingent at the USD 250,000 Swiss Open, beginning on Tuesday, aiming to regain top form.
Following is India's schedule on Monday, Day 10 of the Paris Olympics
Two-time Olympic medallist shuttler PV Sindhu pulled out of the Badminton Asia Mixed Team Championship in China due to a hamstring issue, dealing a huge blow to the country's chances of improving the colour of their medal in the prestigious edition.
Anmol Kharb continued her impressive run, defeating top seed Anupama Upadhyaya in straight games in the women's singles final to clinch the gold medal at the 38th National Games.
Lakshya Sen, Malvika Bansod make first-round exits at Denmark Open
Indian qualifier Kiran George shocked World No 25 Wang Tzu Wei of Chinese Taipei in straight games.