remove bobgo tab from admin protal and hide admin settings for bobgo delivery method

etc/adminhtml/system.xml

@@ -2,22 +2,6 @@
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Config:etc/system_file.xsd">
     <system>
 
-        <tab id="bobgo" translate="label" sortOrder="2">
-            <label>Bob Go</label>
-        </tab>
-        <section id="BobGroup_BobGo"  showInDefault="1">
-            <tab>bobgo</tab>
-            <label>Settings</label>
-            <resource>Magento_Config::config</resource>
-            <group id="general"  showInDefault="1">
-                <label>Settings</label>
-                <field id="enabled" translate="label" type="select" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1">
-                    <label>Extension enabled</label>
-                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
-                </field>
-            </group>
-        </section>
-
         <section id="general" translate="label" type="text" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1">
             <group id="store_information" translate="label" type="text" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1">
                 <field id="suburb" translate="label" type="text" sortOrder="50" showInDefault="1" showInWebsite="1" showInStore="0">
@@ -39,41 +23,40 @@
                     <comment>When this setting is enabled, your customers will be presented with shipping rates at checkout, as configured on the Bob Go platform under Rates at checkout.</comment>
                     <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                 </field>
-                <field id="specificerrmsg" translate="label" type="textarea" sortOrder="80" showInDefault="1" showInWebsite="1" showInStore="1">
-                    <label>Displayed Error Message</label>
-                    <comment>The message displayed to the customer when no rates were available on Bob Go.</comment>
+                <field id="additional_info" translate="label" type="select" sortOrder="7" showInDefault="1" showInWebsite="1">
+                    <label>Show additional rate information</label>
+                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
+                    <comment>Displays the delivery timeframe and additional service level description as configured on Bob Go.</comment>
                 </field>
 
-                <field id="sallowspecific" translate="label" type="select" sortOrder="90" showInDefault="1" showInWebsite="1" showInStore="0">
+                <!--                Hiding these fields (specificerrmsg, sallowspecific, specificcountry, showmethod, unit_of_measure, max_package_weight) from the admin protal-->
+                <field id="specificerrmsg" translate="label" type="textarea" sortOrder="80" showInDefault="0" showInWebsite="0" showInStore="0">
+                    <label>Displayed Error Message</label>
+                    <comment>We could not find any shipping rates for your delivery address. Please make sure your address is correct. If you are experiencing problems, please contact BobGo (support@bobgo.co.za).</comment>
+                </field>
+                <field id="sallowspecific" translate="label" type="select" sortOrder="90" showInDefault="0" showInWebsite="0" showInStore="0">
                     <label>Ship to Applicable Countries</label>
                     <frontend_class>shipping-applicable-country</frontend_class>
                     <source_model>Magento\Shipping\Model\Config\Source\Allspecificcountries</source_model>
                 </field>
-
-                <field id="specificcountry" translate="label" type="multiselect" sortOrder="91" showInDefault="1" showInWebsite="1" showInStore="0">
+                <field id="specificcountry" translate="label" type="multiselect" sortOrder="91" showInDefault="0" showInWebsite="0" showInStore="0">
                     <label>Ship to Specific Countries</label>
                     <source_model>Magento\Directory\Model\Config\Source\Country</source_model>
                     <can_be_empty>1</can_be_empty>
                 </field>
-
-                <field id="showmethod" translate="label" type="select" sortOrder="92" showInDefault="1" showInWebsite="1" showInStore="0">
+                <field id="showmethod" translate="label" type="select" sortOrder="92" showInDefault="0" showInWebsite="0" showInStore="0">
                     <label>Show Method if Not Applicable</label>
                     <frontend_class>shipping-skip-hide</frontend_class>
                     <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                 </field>
-                <field id="unit_of_measure" translate="label" type="select" sortOrder="73" showInDefault="1" showInWebsite="1">
+                <field id="unit_of_measure" translate="label" type="select" sortOrder="73" showInDefault="0" showInWebsite="0">
                     <label>Weight Unit</label>
                     <source_model>BobGroup\BobGo\Model\Source\Unitofmeasure</source_model>
                 </field>
-                <field id="max_package_weight" translate="label" type="text" sortOrder="90" showInDefault="1" showInWebsite="1">
+                <field id="max_package_weight" translate="label" type="text" sortOrder="90" showInDefault="0" showInWebsite="0">
                     <label>Maximum Package Weight (Please consult your shipping carrier for maximum supported shipping weight)</label>
                     <validate>validate-number validate-zero-or-greater</validate>
                 </field>
-                <field id="additional_info" translate="label" type="select" sortOrder="7" showInDefault="1" showInWebsite="1">
-                    <label>Show additional rate information</label>
-                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
-                    <comment>Displays the delivery timeframe and additional service level description as configured on Bob Go.</comment>
-                </field>
             </group>
         </section>
 

etc/config.xml

@@ -10,14 +10,10 @@
         <carriers>
             <bobgo>
                 <active>0</active>
-                <!--                <sallowspecific>1</sallowspecific>
-                                <specificcountry>ZA</specificcountry>-->
                 <price>0.00</price>
                 <model>BobGroup\BobGo\Model\Carrier\BobGo</model>
                 <name>Fixed</name>
-                <max_package_weight>300</max_package_weight>
                 <title>Bob Go</title>
-                <specificerrmsg>We could not find any shipping rates for your delivery address. Please make sure your address is correct. If you are experiencing problems, please contact us.</specificerrmsg>
             </bobgo>
         </carriers>