WMEric

This free WooCommerce extension permits you to hide categories on your shops main page. 
For this you have to save the categories with ‘,’ seperated in woocommerce > settings > products tab section.
In order for this to work you have to have Categories displayed. This can be set via Customizer. Appearance > Customize > WooCommerce > Product Catalog.
“Choose what to display on the main shop page.” Select Show categories as seen in the Screenshot below.
<h3>Additional Information</h3>
For users who has a different/custom page for their shop you can edit the wc-hide-categories.php file 
Find line # 127 and remove //
<pre><code>//$mwd_opt4 = in_array( 'product_cat', $taxonomies ) && ! is_admin() && is_page('YOUR_PAGE_SLUG'),
</code></pre>
Then find line #129 <code>/*|| $mwd_opt4*/</code>
Change to 
 || $mwd_opt4
To remove products from those categories find line 160
<pre><code>// Uncomment the function below if you also want those products hidden
/*
 add_action( 'woocommerce_product_query', 'mwd_hwcosp_remove_product_in_cat' );

 function mwd_hwcosp_remove_product_in_cat( $q ) {
 //hwcosp_global is the databse row entry
 $opt_terms = get_option('hwcosp_global');

 // Processes our users data to the way we want it from above
 $data = mwd_hwcosp_comma_separated_to_array($opt_terms);

 $tax_query = (array) $q->get('tax_query');
 $tax_query[] = array(
 'taxonomy' => 'product_cat',
 'field' => 'slug',
 'terms' => $data, // Set Category Slug which products not show on the shop and Archieve page.
 'operator' => 'NOT IN'
 );
 $q->set( 'tax_query', $tax_query );
 }
*/
</code></pre>
The code is well documented so its easy to find what part you are looking for
If you have any question please ask in the support forum, Thanks

Hide Categories On Shop Page

Not only doesn't this plugin work right.  It throws PHP warnings and fills the error log.  
At this point, this plugin hasn't been updated in over a year.

This doesn't work

Simple solution to hide specific categories in you woocommerce shop main page i.e. domain.com/shop This plugin was based on WC Hide Categories On Shop …

ZealousWeb

The 2Checkout Payment system provides a secure, simple means of authorizing credit and debit card transactions from your website.
The 2Checkout system provides a straightforward payment interface for the customer. It takes complete responsibility for the onsite transaction, including collection and encrypted storage of credit and debit card details, eliminating the security implications of holding such sensitive information on your servers.
This plugin helps you to accept payments on your Contact Form 7 using 2Checkout Accounts.
<h4>Features of Accept 2Checkout Payments Using Contact Form 7</h4>
<ul>
<li>Supports 25 currencies Payment option.</li>
<li>In the Free version of 2Checkout, you can view the payment transactions of up to 10 Entries in the admin panel.</li>
<li>Create multiple payment forms using Contact Form 7.</li>
<li>Supports multiple forms on a single post or page.</li>
<li>Permits to take values from all input fields including drop-down menu, textbox, hidden field, radio buttons, etc.</li>
<li>Accepts dynamic value from frontend for parameters like item description, amount, email, and quantity.</li>
<li>Option to Enable 2Checkout Sandbox Mode to ensure the functioning of the payment transactions.</li>
<li>Saves Contact Form 7 payment data into the database.</li>
<li>You can view 2Checkout payment data details from the Admin side.</li>
<li>Option to export the Contact Form 7 payment data to CSV.</li>
<li>All filters and search facilities are available at the admin side.</li>
<li>Individual emails are sent to customers and admin after the 2Checkout payment transaction.</li>
<li>You can set ‘Success Return URL’ and ‘Cancel Return URL’ pages to redirect after the payment transaction. You can display payment details using shortcode adding in the Success & Cancel page [two-checkout-details].</li>
<li>You can use the Country field Tag option to display country in the drop-down; if you are working with the custom approach, you need to set the drop-down value in ISO 3166 ( Examples: GB, IE, and DE ), so we prefer to use our tag to display country list.</li>
</ul>
<a href="https://demo.zealousweb.com/wordpress-plugins/accept-2checkout-payments-using-contact-form-7/" rel="nofollow ugc">Demo for Accept 2Checkout Payments Using Contact Form 7</a>
<h4>Features of Accept 2Checkout Payments Using Contact Form 7 Pro</h4>
We have released the PRO version of this plugin with extra advantageous features added. PRO Version 1.0 Released.
<ul>
<li>Facility to import, export the list of entire 2Checkout unlimited Entries.</li>
<li>In the list of 2Checkout forms entry in the admin side, you can view payment transactions unlimited Entries.</li>
</ul>
<a href="https://store.zealousweb.com/accept-2checkout-payments-using-contact-form-7-pro" rel="nofollow ugc">Get more information of Pro version here</a> 
<a href="https://demo.zealousweb.com/wordpress-plugins/accept-2checkout-payments-using-contact-form-7-pro/" rel="nofollow ugc">Demo for Accept 2Checkout Payments Using Contact Form 7 Pro</a>
<h3>OUR OTHER PLUGINS</h3>
<ul>
<li><a href="https://store.zealousweb.com/wordpress-plugins/abandoned-contact-form-7-pro" rel="nofollow ugc">Abandoned Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-2checkout-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept 2 Checkout Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-authorize-net-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept Authorize.NET Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-elavon-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept Elavon Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-paypal-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept PayPal Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-sage-pay-opayo-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept Sagepay(Opayo) Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/accept-stripe-payments-using-contact-form-7-pro" rel="nofollow ugc">Accept Stripe Payments Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/custom-product-options-woocommerce-pro" rel="nofollow ugc">Custom Product Options WooCommerce Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/generate-pdf-using-contact-form-7-pro" rel="nofollow ugc">Generate PDF Using Contact Form 7 Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/smart-appointment-booking-pro" rel="nofollow ugc">Smart Appointment & Booking Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/smart-showcase-for-google-reviews-pro" rel="nofollow ugc">Smart Showcase for Google Reviews Pro</a></li>
<li><a href="https://store.zealousweb.com/wordpress-plugins/user-registration-using-contact-form-7-pro" rel="nofollow ugc">User Registration Using Contact Form 7 Pro</a></li>
</ul>
<h3>Plugin Requirement</h3>
PHP version : 5.6 and latest 
WordPress : WordPress 3.0.1 and latest

Accept 2Checkout Payments Using Contact Form 7

The 2Checkout Payment system provides a secure, simple means of authorizing credit and debit card transactions from your website.

Hide Categories On Shop Page vs Accept 2Checkout Payments Using Contact Form 7