# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_HOST} ^jtg1\.japantourguide\.net$ [OR]
RewriteCond %{HTTP_HOST} ^www\.jtg1\.japantourguide$
RewriteRule (.*)$ http://jsst4.japantourguide.net/$1 [R=301,L]
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ – [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

# END WordPress

Add this cssAdd this css
/* =Fixed Width——————————————————– */#container,#footer { width: 960px!important;}Add this php to the functions.php in the child theme
// Disable media queries<?phpfunction remove_media_queries() {wp_dequeue_style( ‘responsive-media-queries’ );}add_action( ‘wp_enqueue_scripts’, ‘remove_media_queries’, 20 );?>You may also need to remove or comment out the viewport meta data in your child theme’s header.php file.
Further info here

セキュリティ→独自ssl証明書導入→対象ドメインチェックボックス・チェック→導入クリック：設定中：：：10分？：：設定有効ドメインに該ドメインが表示

該フォルダにmurasecret設置：search&replace:  http://jsst4.japantourguide.net     with  https://jsst4.japantourguide.net:::::::The table “wptest_maxbuttons_collections_trans” has no primary key. Changes will have to be made manually.

in WP dashboard: setting:General isO.K.    Reading: check  discourage search engine :   Save

At this point, all pages seem all right for https.

in .htaccess, add the following:

# TN – END EXPIRES CACHING #
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTPS} off
RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [R=301,L]
</IfModule>

# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ – [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

# END WordPress

While if wp reside just in a directory:

# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /jsst3/
RewriteRule ^index\.php$ – [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /jsst3/index.php [L]
</IfModule>

# END WordPress

Probably  because of yoastSEO.

go to yoastSEO setting → XMLsitemaps: disable

message will be gone.