show share button all time

Step 1 - Replace bp_share_activity_filter function's code with given code in buddypress-activity-social-share/public/class-buddypress-share-public.php at line number 116


    /**
     * BP Share activity filter
     * @access public
     * @since    1.0.0
     */
    function bp_share_activity_filter() {
        $service         = get_option( 'bp_share_services' );
        $extra_options   = get_option( 'bp_share_services_extra' );
        $activity_type   = bp_get_activity_type();
        $activity_link   = bp_get_activity_thread_permalink();
        $activity_title  = bp_get_activity_feed_item_title(); // use for description : bp_get_activity_feed_item_description()
        $plugin_path     = plugins_url();
        if ( !is_user_logged_in() ) {
            echo '<div class = "activity-meta" >';
        }
        $share_button_text   = 'Share';
        $updated_text        = apply_filters( 'bpas_share_button_text_override', $share_button_text );
        if ( isset( $updated_text ) ) {
            $share_button_text = $updated_text;
        }

        if ( !empty( $service ) ) {
            foreach ( $service as $key => $value ) {
                if ( isset( $key ) && $key == 'bp_share_facebook' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="https://www.facebook.com/sharer/sharer.php?quote=' . $activity_title . '&u=' . $activity_link . '" rel="facebook"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_twitter' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="http://twitter.com/share?text=' . $activity_title . '&url=' . $activity_link . '" rel="twitter"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_google_plus' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="https://plus.google.com/share?url=' . $activity_link . '&text=' . $activity_title . '" rel="google-plus"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_pinterest' && $value[ 'chb_' . $key ] == 1 ) {
                    $media   = '';
                    $video   = '';
                    echo '<a target="blank" class="bp-share" href="https://pinterest.com/pin/create/bookmarklet/?media=' . $media . '&url=' . $activity_link . '&is_video=' . $video . '&description=' . $activity_title . '" rel="penetrest"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_linkedin' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="http://www.linkedin.com/shareArticle?url=' . $activity_link . '&title=' . $activity_title . '"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_reddit' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="http://reddit.com/submit?url=' . $activity_link . '&title=' . $activity_title . '"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_wordpress' && $value[ 'chb_' . $key ] == 1 ) {
                    $description = '';
                    $img         = '';
                    echo '<a target="blank" class="bp-share" href="http://wordpress.com/press-this.php?u=' . $activity_link . '&t=' . $activity_title . '&s=' . $description . '&i= ' . $img . ' "><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_pocket' && $value[ 'chb_' . $key ] == 1 ) {
                    echo '<a target="blank" class="bp-share" href="https://getpocket.com/save?url=' . $activity_link . '&title=' . $activity_title . '"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
                if ( isset( $key ) && $key == 'bp_share_email' && $value[ 'chb_' . $key ] == 1 ) {
                    $email = 'mailto:?subject=' . $activity_link . '&body=Check out this site: ' . $activity_title . '" title="Share by Email';
                    echo '<a target="blank" class="bp-share" href="' . $email . '"><i class="' . $value[ 'service_icon' ] . '"></i></a>';
                }
            }
        } else {
            _e( 'Please enable share services!', BP_SHARE );
        }
        do_action( 'bp_share_user_services', $services = array(), $activity_link, $activity_title );
        ?>
        </div>
        <script>
            jQuery( document ).ready( function () {
                var pop_active = '<?php echo isset( $extra_options[ 'bp_share_services_open' ] ) ? $extra_options[ 'bp_share_services_open' ] : '' ?>';
                if ( pop_active == 1 ) {
                    jQuery( '.bp-share' ).addClass( 'has-popup' );
                }
            } );
        </script>
        <?php
        if ( !is_user_logged_in() ) {
            echo '</div>';
        }
    }

Step 2 - Add given css code in buddypress-activity-social-share/public/css/buddypress-share-public.css file.

a.bp-share{
    font-size:22px;
    margin:0px 10px;
}