1. Remove files/folders:


app/etc/modules/Mageplaza_BetterBlog.xml

app/code/local/Mageplaza/BetterBlog/

app/design/frontend/base/templates/mageplaza_betterblog/

app/design/frontend/base/layout/mageplaza_betterblog.xml


How to uninstall sql

Run following SQL:

    -- add table prefix if you have one

    DROP TABLE IF EXISTS mageplaza_betterblog_post_category;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_tag;

    DELETE FROM eav_attribute WHERE entity_type_id IN (SELECT entity_type_id FROM eav_entity_type WHERE entity_type_code = 'mageplaza_betterblog_post');

    DELETE FROM eav_entity_type WHERE entity_type_code = 'mageplaza_betterblog_post';

    DROP TABLE IF EXISTS mageplaza_betterblog_post_comment_store;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_comment;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_int;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_decimal;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_datetime;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_varchar;

    DROP TABLE IF EXISTS mageplaza_betterblog_post_text;

    DROP TABLE IF EXISTS mageplaza_betterblog_post;

    DROP TABLE IF EXISTS mageplaza_betterblog_category_store;

    DROP TABLE IF EXISTS mageplaza_betterblog_category;

    DROP TABLE IF EXISTS mageplaza_betterblog_tag_store;

    DROP TABLE IF EXISTS mageplaza_betterblog_tag;

    DROP TABLE IF EXISTS mageplaza_betterblog_eav_attribute;

    DELETE FROM core_resource WHERE code = 'mageplaza_betterblog_setup';

    DELETE FROM core_config_data WHERE path like 'mageplaza_betterblog/%';