code: public void setRemoveUnsupportedEncodings(boolean remove) {
          if (removeUnsupportedEncodings != remove) {
              this.removeUnsupportedEncodings = remove;
              getConfig().setProperty(REMOVE_UNSUPPORTED_ENCODINGS, removeUnsupportedEncodings);
          }
      }
docs: Sets whether or not the local proxy should remove unsupported encodings from the "Accept-Encoding" request-header field.
  <p>
  The whole header is removed if empty after the removal of unsupported encodings.
  
  @param remove {@code true} if the local proxy should remove unsupported encodings, {@code false} otherwise
  @since 2.6.0
  @see #isRemoveUnsupportedEncodings()