How to Resolve: laravel/framework v5.6.9 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.

Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

Problem 1
– laravel/framework v5.6.9 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
– laravel/framework v5.6.8 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
– laravel/framework v5.6.7 requires ext-mbstring * -> the requested PHP extension mbstring is missing from your system.
– Installation request for laravel/framework 5.6.* -> satisfiable by laravel/framework[5.6.x-dev, v5.6.0, v5.6.1, v5.6.10, v5.6.11, v5.6.12,  v5.6.13, v5.6.14, v5.6.15, v5.6.16, v5.6.17, v5.6.18, v5.6.19, v5.6.2, v5.6.20, v5.6.21, v5.6.22, v5.6.23, v5.6.24, v5.6.25, v5.6.26, v5.6.27, v5.6.28, v5.6.29, v5.6.3, v5.6.30, v5.6.31, v5.6.32, v5.6.33, v5.6.34, v5.6.35, v5.6.36, v5.6.37, v5.6.38, v5.6.39, v5.6.4, v5.6.5, v5.6.6, v5.6.7, v5.6.8, v5.6.9].

To enable extensions, verify that they are enabled in your .ini files:
– /etc/php.ini
– /etc/php.d/20-bz2.ini
– /etc/php.d/20-calendar.ini
– /etc/php.d/20-ctype.ini
– /etc/php.d/20-curl.ini
– /etc/php.d/20-exif.ini
– /etc/php.d/20-fileinfo.ini
– /etc/php.d/20-ftp.ini
– /etc/php.d/20-gettext.ini
– /etc/php.d/20-iconv.ini
– /etc/php.d/20-json.ini
– /etc/php.d/20-mysqlnd.ini
– /etc/php.d/20-pdo.ini
– /etc/php.d/20-phar.ini
– /etc/php.d/20-sockets.ini
– /etc/php.d/20-sqlite3.ini
– /etc/php.d/20-tokenizer.ini
– /etc/php.d/30-mysqli.ini
– /etc/php.d/30-pdo_mysql.ini
– /etc/php.d/30-pdo_sqlite.ini
– /etc/php.d/40-zip.ini
You can also run php --ini inside terminal to see which files are used by PHP in CLI mode.

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