Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Now that you mention it, this is the exact problem I've been having for some time now on my phone.Same issue on both phone and laptop, I found that 90% of the time if you close and then open the spoiler again it loads and if that doesn't work then doing it a few more times usually dose the trick
Imgur blacklisted QQ, that's why it stopped working.
Something to do with NSFW content we have, since they bowed to the payment processors and did an NSFW purge.