I2C address should be part of the configuration

[Pokornz]

Right now, the only way to change the I2C address of the display is to locate the header file and change the define line
It should be part of the sdkconfig in the SSD1306 Configuration section.

[nopnop2002]

You can use any i2c address.

https://github.com/nopnop2002/esp-idf-ssd1306/blob/master/DeviceAddDemo/main/main.c#L67

https://github.com/nopnop2002/esp-idf-ssd1306/blob/master/DeviceAddDemo/main/main.c#L86