Recovery
http://bigota.d.miui.com/8.7.19/miui_NITROGEN_8.7.19_e363bfdd7d_8.1.zip
Fastboot
http://bigota.d.miui.com/8.7.19/nitrogen_images_8.7.19_20180719.0000.00_8.1_cn_d93655d171.tgz
Android Version:
- 8.1
http://bigota.d.miui.com/8.7.19/miui_NITROGEN_8.7.19_e363bfdd7d_8.1.zip
Fastboot
http://bigota.d.miui.com/8.7.19/nitrogen_images_8.7.19_20180719.0000.00_8.1_cn_d93655d171.tgz
Android Version:
- 8.1