“….and actually, there are discrepancies all over most charts”
No, there is no discrepancy.
Note that there is currently maintenance on the M30 and Day charts (see post from today).
Sometimes, if there is a lag, the red number appears, showing any lag in seconds (!).
Usually, there is no real lag.
You NEED to understand the “max values” of the histograms.
Djamal made a video about this today: