I not understand something so if i delete blog customizer setting the blog is missing,if i import settings back the blog menu appears.
This are addons enabled.
https://drive.google.com/open?id=0B_I0IS4HPRW8S2tMUFp4UHl4c3c
This is when i customize.
https://drive.google.com/open?id=0B_I0IS4HPRW8Z0NEVEdjakNEYjg
Then how should i make changes to blog from scratch if menu is not available?