Founded in 2014 as a Facebook page, Manjappada later expanded and have branches in each of Kerala's 14 districts and in 12 other Indian states; Keralites in 64 other countries are also part of the group.

[4][5] The group played an important role, supporting Kerala Blasters during the 2015 Indian Super League season despite the club's poor performance.

[6] During that season, the Blasters recorded an average attendance of 52,000: the highest in Indian Super League (ISL) history.

[18] The idea originated in early 2016, with the intention of developing football culture in the women in Kerala and eventually, the first WhatsApp group was formed in 2018.

[20][21][22] In October 2019, Manjappada coordinated and brought forty-one busloads of their fans across Kerala to the venue of 2019–20 season opener match.

To maintain enthusiasm, Manjappada distributed about 2,500 yellow flags to members and hung about 600 banners throughout Kerala before the season began.

[27] In May 2022, Manjappada was featured in a forty-minute documentary titled "Maitanam" (Ground), released on FIFA+, which showcases Kerala's passion for football.

[32] Members begin their preparations almost a month before the season starts,[33] with branches meeting to plan the group's major activities.

[40][41] They released their theme song around that time, written by Manu Manjith and composed by Manjappada member Nikhil Thomas.

[49] Apart from their official anthem, Manjappada have a chant specially dedicated to their club in the local language, Malayalam, which goes as "Niram Manjayaane" (The colour is yellow).

[52] One of their best-known tifo was displayed during the 2018–19 season opener against Mumbai City on 5 October 2018; reading "In Unity Lies Our Greatness", it was a tribute to fishermen who saved thousands of lives during the 2018 Kerala floods.

Another Bengaluru loan, Rino Anto, was also signed by the Blasters as a result of the 2017–18 Indian Super League Players Draft.

[61] On 23 August 2017, Bengaluru played at home against North Korean side April 25 SC in the first leg of the Inter-zone AFC Cup.

[62] The West Block Blues began chanting for Vineeth and Rino Anto, acknowledging their contributions to Bengaluru.

In July 2018, they initiated a "Save the Kochi turf" campaign to preserve the FIFA-approved football pitch at Jawaharlal Nehru Stadium.

[88][89] In 2017, they successfully promoted their own campaign to get people to buy tickets and watch Indian under-17 team at the U-17 World Cup in Delhi.

[91] In February 2019, Kerala Blasters player C. K. Vineeth filed a complaint against a Manjappada member for spreading false information.

Vineeth said a WhatsApp voice message accused him of shouting at a ball boy during a match against Chennaiyin in Kochi: "The fans have been behaving like this way for far too long.