<p>How to solve this problem tell me, guys?</p>
@admincp, You have to run below command for sortout your issue in magento 2.1.6,
php bin/magento catalog:images:resize
Clear cache.
If issue solved, click Accept as Solution.
<p>sir how to use this process of yours plz tell </p>
@admincp You have to open terminal using command panel,
just go to your magento path,
run command,
php bin/magento catalog:images:resize
Clear cache and check again.
If response was helpful to you,Consider giving kudos to the post.
If issue solved, click Accept as Solution.
Re: - Not works this process of commands.
php bin/magento catalog:images:resize