Armed police were seen in Langley at the weekend.
In a video circulating on social media, two people were seen being handcuffed on the floor by officers holding guns on the street outside Costa in the High Street.
Part of the road appeared to be blocked off by police cars and other vehicles.
Thames Valley Police said officers were called out to reports of a brawl in Meadfield Avenue, Langley, at around 7pm on Sunday.
Two men, aged 18 and 19, both from Slough, have been arrested on suspicion of affray and remain in police custody.
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