Hmm, It works nicely for me:
<LINK_TEXT text=“https://github.com/olikraus/u8g2/wiki/g … tudio-oled”>https://github.com/olikraus/u8g2/wiki/gallery#22-apr-2019--sh1107-128x128-seeed-studio-oled</LINK_TEXT>
What board did you use? Does your OLED look the same as on my picture?
Oliver