Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:og” not allowed here.
Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).
Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Bad value “sub-hardware” for attribute “rel” on element “a”: The string “sub-hardware” is not a registered keyword.
Bad value “sub-mobile” for attribute “rel” on element “a”: The string “sub-mobile” is not a registered keyword.
Bad value “sub-videogiochi” for attribute “rel” on element “a”: The string “sub-videogiochi” is not a registered keyword.
Bad value “sub-fotografia” for attribute “rel” on element “a”: The string “sub-fotografia” is not a registered keyword.
Bad value “sub-software” for attribute “rel” on element “a”: The string “sub-software” is not a registered keyword.
Bad value “sub-pro” for attribute “rel” on element “a”: The string “sub-pro” is not a registered keyword.
Bad value “sub-forum” for attribute “rel” on element “a”: The string “sub-forum” is not a registered keyword.
Bad value “sub-sconti” for attribute “rel” on element “a”: The string “sub-sconti” is not a registered keyword.
Malformed byte sequence: “bb”.
Malformed byte sequence: “f9”.
Malformed byte sequence: “e8”.
Malformed byte sequence: “e0”.
Malformed byte sequence: “ec”.
Malformed byte sequence: “b0”.
Malformed byte sequence: “e9”.
Malformed byte sequence: “f2”.
Malformed byte sequence: “92”.
Malformed byte sequence: “93”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://www.hwupgrade.it/images_tvtech/t/scr_OnePlus 5T_43-th.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Malformed byte sequence: “80”.
Malformed byte sequence: “a9”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Italy IT