Hey guys, seems that your laptop specs are more than enough for Photoshop requirements, did you optimized the settings following this guide Optimize performance Photoshop CC ? Also, plugging in the charger would help performance if you didn't try. Another thing could be that Photoshop lags, freezes, or runs slowly . Usually is normal that there's lag with brush tool on big canvas, being Photoshop using raster images!
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