Jimmy wrote: Sat Jun 19, 2021 9:25 pm Jurik Bollinger Bands for MT4 by Mrtools.

jurik bands 1.01.mq4
(12.01 KiB) Downloaded 110 times

This is an overkill version but it's easier to see the Bollinger band squeeze.
No MTF. (MTF doesn't work well with button version.)
With a touch of a button, you can turn on the indicator or off.

To Reduce CPU and RAM usage -- MT4 > Tools > Options > Chart --->> Decrease "max bars in history" and "max bars in chart" (My setting is 5000)