Why will anyone promote first of all if he has fixed matches? To get attention of the all the people and then finally the players will be questioned? Hence all the matches that you see here and there available publicly that is claiming to be fix matches are only scams. They just send you some fake screenshots to make you believe that yes they have won many times. Now a days it’s hard to get fix matches.
We can continue to fight against these illegal activities that takes place in the system. We're only here to ensure we milked the system, I know it's not easy to grabbed good winning stands on these gambling grounds but we should also exercised patience because everything is a gradual process. The fake fixed matches does send evidence to the gamblers, meanwhile the easily minded gamblers will notify for fixed games as if this exist. Everyone is desperate to make money and having the evil mindset of turning scamming towards gambling. Most of them that indulges in activities they know nothing about will end up losing.
This fixed game sites are so sophisticated to the point that they will send you edited evidence as though it is real, give you a link to a phishing websites and tell you to confirm the winning. If you are not so careful, you will fall for it. They will should you fake Whatsapp messages showing their chats with a client thanking them for making him win and some post good testimonies about how genuine the site is but all this these are organized crime to ripp you off your money.
Desperation is the reason why many gamblers fall for fixed match scam as you pointed out. When you lack patience and so wants to win at all costs, you start seeking for strategies and short cuts to take to have your desired win and this can make you a prey in the hands of scammers disguise as a genuine fixed match vendor.