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☔ Pagespeed Insights results differ from lighthouse in chrome
needs-investigation
P1
PSI/LR
PageSpeed Insights and Lightrider
variability
#6708
opened Dec 3, 2018 by
vertic4l
PSI doesn't support HTTP/2 (H2)
bug
P1.5
PSI/LR
PageSpeed Insights and Lightrider
upstream-action-required
variability
#7326
opened Feb 26, 2019 by
snake-345
Gzip is enabled and reported correctly on LH but not via PageSpeed Insights
bug
needs-investigation
needs-more-info
P2
PSI/LR
PageSpeed Insights and Lightrider
#10610
opened Apr 20, 2020 by
topherMOE
Serve static assets with an efficient cache policy - TTL is set to None
needs-investigation
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#10457
opened Mar 13, 2020 by
sunithakarthikeyan
PSI: Issues with WebGL & other GPU tasks
P2
PSI/LR
PageSpeed Insights and Lightrider
#8557
opened Apr 23, 2019 by
MrToph
PageSpeed Insights provide huge LCP values compared to local LH test runs
needs-investigation
P1.5
PSI/LR
PageSpeed Insights and Lightrider
variability
#12083
opened Feb 11, 2021 by
varna
Page is hidden at first causing a PageSpeed Insights and Lightrider
visibilitychange
event during testing
needs-investigation
P3
PSI/LR
#15864
opened Mar 12, 2024 by
Generosus
Report: add more robust handling of default property values stripped by LHR proto
bug
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#12868
opened Aug 5, 2021 by
andrevandal
2 tasks done
Pagespeed.web.dev becomes unresponsive when switching to Desktop tab
bug
needs-investigation
needs-priority
PSI/LR
PageSpeed Insights and Lightrider
report
#13570
opened Jan 15, 2022 by
haani104
2 tasks done
Lighthouse report for AMP pages shows low score and higher load times.
bug
P1.5
PSI/LR
PageSpeed Insights and Lightrider
variability
#8932
opened May 11, 2019 by
anuragphadke
Google Pagespeed Insights downloading all video sources with different formats (Avoid enormous network payloads)
bug
needs-investigation
needs-priority
PSI/LR
PageSpeed Insights and Lightrider
#11413
opened Sep 11, 2020 by
masiorama
Add visual indicator to score to warn when it was run with non-default settings
docs
needs-design
P1.5
PSI/LR
PageSpeed Insights and Lightrider
report
#8178
opened Apr 11, 2019 by
av3nger
Main thread CPU reporting for iframes
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#9815
opened Oct 10, 2019 by
yoavweiss
Inconsistent Pagespeed Insights scores based on the user location
P2
PSI/LR
PageSpeed Insights and Lightrider
#10532
opened Apr 1, 2020 by
peixotorms
Lighthouse viewer error flow could be better
P1.5
PSI/LR
PageSpeed Insights and Lightrider
viewer
#14494
opened Nov 3, 2022 by
connorjclark
Lighthouse returned error: INTERNAL: APP::1: Abnormal renderer termination, status = crashed exit_code = 1
bug
needs-investigation
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#10547
opened Apr 6, 2020 by
francescobianco
[web.dev] Incorrectly flagging cross-origin links as not containing noopener/noreferrer (Best Practices)
bug
needs-investigation
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#10417
opened Mar 3, 2020 by
willstocks
Misreporting aggregate script transfer size for repeated iframes loading same JS assets
needs-investigation
needs-priority
PSI/LR
PageSpeed Insights and Lightrider
#10915
opened Jun 5, 2020 by
westonruter
Fixing "Ensure text remains visible during webfont load" issue causes worse mobile LCP score
bug
needs-investigation
needs-priority
PSI/LR
PageSpeed Insights and Lightrider
variability
#13808
opened Apr 1, 2022 by
greyvugrin
2 tasks done
Problem with PageSpeed Insights, question marks and "Required traces gatherer did not run" error
P3
PSI/LR
PageSpeed Insights and Lightrider
report
#14943
opened Apr 3, 2023 by
wladislaw-tepes
2 tasks done
Web.dev - Lighthouse blocks network requests to Firebase, incorrectly flagging browser errors
bug
needs-investigation
P3
PSI/LR
PageSpeed Insights and Lightrider
web.dev
#12459
opened May 10, 2021 by
ealmiladi
Lighthouse returns "error: PAGE_HUNG" or hangs on pages which previously worked
bug
needs-investigation
P1.5
PSI/LR
PageSpeed Insights and Lightrider
#13384
opened Nov 16, 2021 by
fuzzybad
2 tasks done
image/webp header not recognized by page speed insights
bug
needs-investigation
needs-priority
PSI/LR
PageSpeed Insights and Lightrider
#14833
opened Feb 27, 2023 by
RealMutant
2 tasks done
Unexpected PageSpeed Insights and Lightrider
Expect-CT
deprecation warning in PSI
needs-investigation
P3
PSI/LR
#15761
opened Jan 16, 2024 by
sagrashop
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