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Turn on/off selected bidders
Switch between adapters for selected bidders (some have only 1 adapter)
Specify Auction and Fail-safe timeout (auction timeout has to be lower than Fail-safe)
Fail-safe timeout is total time for sending request and receiving response from Prebid
Auction timeout is total time for auction in Prebid
Bidders config - demand partners configuration for Prebid
5. buckets settings - need to correspond to line items bucket settings in GAM. This setting is only for Prebid and modification do not cause any changes in GAM (no integration between systems)
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For Relevant Yield
You need to switch off Amazon TAM and Prebid if you want to switch on Relevant Yield